Performer
A performer whose catalogue work here is strong, with the fuller case still to be made.
Nutevio rank
#2071
of 909177 performers
Top 1%
Kadiff Kirwan works on versatility rather than volume, and the catalogue keeps proving that the quieter choice was the correct one.
The essay
Our editors on the work, the patterns and the reason this body of work holds together.
Kadiff Kirwan appears in 8 films in the Nutevio catalogue, and none of them would work the same way without Kadiff. Supergirl is the clearest case: a film rated 8.1 by our editors, where the performance carries weight the script only implies.
The recognisable elements are versatility, transformation, quiet performance. Watch two of these films back to back and the method separates from the material — the same instrument, tuned differently for action, adventure, sci-fi. It is a style built on what is withheld as much as what is played.
Working with Craig Gillespie, Thea Sharrock, Rob Letterman, Kadiff Kirwan helped set a standard other performers now audition against. Awards bodies have been slower than the work, which is usually the sign of a career built on choices rather than campaigns.
Supergirl (2026) as Bomar Vran · My Policeman (2022) as Nigel · Supergirl (2026) as Bomar Vran
Career snapshot
Ranked #2071 of 909177 performers tracked in the Nutevio library.
Films in Nutevio
8
2018–2026
Career length
8 yrs
Measured across our catalogue
Academy Awards
—
Unknown
Oscar nominations
—
Unknown
Highest Nutevio score
8.1
Supergirl
Average Nutevio score
5.3
Across catalogue work
Highest IMDb rating
7.5
My Policeman
Most frequent director
Craig Gillespie
2 films together
Longest collaboration
2×
With Craig Gillespie
Most common genre
Drama
4 titles
Average runtime
1h 39m
Across catalogue work
Golden Globe wins
—
Unknown
Nutevio metric
Ten weighted categories, applied identically to everyone we cover.
Nutevio Performer Score
6.8
out of 10
A performer whose catalogue work here is strong, with the fuller case still to be made.
Nutevio metric
Cultural impact and legacy, measured separately from craft — how far the work travelled once it left the cinema.
Nutevio Influence Score
6.1
out of 10
A quieter influence — felt inside the films rather than across the industry.
How far the work travelled past the people who saw it first.
What survives once the release-week conversation has burned off.
Institutional acknowledgement, weighted but never decisive.
Years of chosen, relevant work rather than years merely employed.
Statuettes, read as evidence rather than verdict.
Roles named without needing the film named alongside them.
Directors who wrote parts because this performer existed.
The reading other performers now have to answer.
Actor DNA
A fingerprint derived from the roles themselves — register, range and the kind of film they carry.
The shape of a career
Every performance plotted in time. Hover a point to read the title behind it.
Peak years
Where the scores, the awards and the sheer volume of work agree with each other.
Best decade
2010s
6.8 average MV
The 2010s are where the work and the material meet. Pokémon Detective Pikachu, Mary Queen of Scots — the run our editors reach for first when the argument is about range rather than fame.
Highest average Nutevio score
2010s
6.8
Across 2 catalogue films in this decade, our scores never drop below the level a career is judged on.
Highest average IMDb rating
2010s
6.7
The public agrees most strongly about this stretch — useful context, and occasionally a decade behind our own reading.
Most awarded era
2010s
0 Academy Awards
Statuettes for the films themselves, which is the honest way to read an ensemble career. Pokémon Detective Pikachu, Mary Queen of Scots.
Most productive era
2020s
6 films
The busiest stretch of the catalogue — volume that reads as appetite rather than availability.
Range, mapped
Genres down the side, decades across the top. Warmer cells mean stronger titles.
| Genre | 2010s | 2020s |
|---|---|---|
| Drama | 6.61 film | 2.53 films |
| Action | 6.91 film | 7.52 films |
| Comedy | — | 6.01 film |
| Sci-Fi | — | 8.11 film |
| Romance | — | 7.51 film |
Chronology
Firsts and peaks
The turning points, in the order they happened.
First film in Nutevio
Where our catalogue meets this career, as Attaché.
Highest rated performance · Career peak
2026Supergirl
8.1 on the Nutevio scale, the top of the catalogue for this performer. Weighing billing against the film's own quality, this is the point where everything aligned at once.
Most recent film
2026Elsinore
The current state of the argument.
Our order
Every performance in the catalogue, ordered by Nutevio Score.
Every title
Filter by genre or decade, and compare any two titles side by side.
8 of 8 films
as Bomar Vran
Directed by Craig Gillespie
as Nigel
Directed by Unknown
as Bomar Vran
Directed by Craig Gillespie
as Mayor
Directed by Rob Letterman
From the library
Every movie and TV credit stored for this name in the Nutevio catalogue — filter by media, role or sort by rating.
Showing 15 of 15 titles · 15 total credits · active 2016–2026
Ladies First
2026 · Austin
Supergirl
2026 · Bomar Vran
Elsinore
2026 · Actor
Sweetheart
2025 · Sweetlips
Rob Beckett's Smart TV
2024 · TV · Self - Guest
Everyone Else Burns
2023 · TV · Andrew
My Policeman
2022 · Nigel
This Is Going to Hurt
2022 · TV · Julian
Slow Horses
2022 · TV · Marcus Longridge
Time
2021 · TV · Pete
The Stranger
2020 · TV · DC Wesley Ross
I May Destroy You
2020 · TV · Officer Tom
Pokémon Detective Pikachu
2019 · Mayor
Mary Queen of Scots
2018 · Attaché
Fleabag
2016 · TV · Anthony
The defining work
#1
Bomar Vran
Supergirl (2026)
Performance score7.8
The performance the rest of the career is read through. Bomar Vran gives Kadiff Kirwan a structure to work against, and the film hands over its centre of gravity without hesitation.
View movie#2
Nigel
My Policeman (2022)
Performance score7.3
My Policeman asks for something the previous films did not, and gets it. Nigel is played without a single line of pleading for the audience's sympathy — which is exactly why it lands.
View movie#3
Bomar Vran
Supergirl (2026)
Performance score6.9
Supergirl asks for something the previous films did not, and gets it. Bomar Vran is played without a single line of pleading for the audience's sympathy — which is exactly why it lands.
View movie#4
Mayor
Pokémon Detective Pikachu (2019)
Performance score6.8
Pokémon Detective Pikachu asks for something the previous films did not, and gets it. Mayor is played without a single line of pleading for the audience's sympathy — which is exactly why it lands.
View movieStart here
A guided path through the work, ordered so each film explains the next.
Best entry point
as Bomar Vran
Start here. Supergirl is the clearest statement of what Kadiff Kirwan does — accessible, 124 minutes, and rated 8.1 by our editors. No context required.
Our editors order this path by accessibility first and chronology second. You meet Kadiff at the most legible performance, then move forward in time so each film reads as a response to the one before it rather than a repetition of it.
Mary Queen of Scots (2018)
A deliberate change of key after Supergirl — same instrument, unfamiliar tuning, and the reason range gets mentioned.
Pokémon Detective Pikachu (2019)
A deliberate change of key after Mary Queen of Scots — same instrument, unfamiliar tuning, and the reason range gets mentioned.
My Policeman (2022)
A deliberate change of key after Pokémon Detective Pikachu — same instrument, unfamiliar tuning, and the reason range gets mentioned.
Supergirl (2026)
A deliberate change of key after My Policeman — same instrument, unfamiliar tuning, and the reason range gets mentioned.
Company kept
The directors and performers this career keeps returning to.
Craig Gillespie
Director
2 films together
Notably Supergirl
Rob Letterman
Director
1 film together
Notably Pokémon Detective Pikachu
Thea Sharrock
Director
1 film together
Notably Ladies First
David Krumholtz
Actor
1 film together
Notably Supergirl
Milly Alcock
Actor
1 film together
Notably Supergirl
Eve Ridley
Actor
1 film together
Notably Supergirl
Matthias Schoenaerts
Actor
1 film together
Notably Supergirl
Jason Momoa
Actor
1 film together
Notably Supergirl
Emily Beecham
Actor
1 film together
Notably Supergirl
David Corenswet
Actor
1 film together
Notably Supergirl
Thalissa Teixeira
Actor
1 film together
Notably Supergirl
Ferdinand Kingsley
Actor
1 film together
Notably Supergirl
Emily Piggford
Actor
1 film together
Notably Supergirl
Diarmaid Murtagh
Actor
1 film together
Notably Supergirl
Clara Rosager
Actor
1 film together
Notably Supergirl
Behind the camera
Who casts this performer, how often, and what the pairing produces.
Craig Gillespie
Director
2 films together · 7.5 avg MV
A working relationship rather than a booking — 2 films, and the register shifts each time.
Best film together
SupergirlRob Letterman
Director
1 film together · 6.9 avg MV
One film, but the kind that reorganises how a performer is cast afterwards.
Best film together
Pokémon Detective PikachuThea Sharrock
Director
1 film together · 6.0 avg MV
One film, but the kind that reorganises how a performer is cast afterwards.
Best film together
Ladies FirstSix degrees
Follow the thread outward — director, film, co-star, and the film after that.
Categories of our own
Six editorial categories we apply to every performer we cover.
Most rewatchable
Supergirl
as Bomar Vran
The one that survives a fourth viewing. Nothing in the performance depends on surprise, which is why it keeps paying out.
Most emotional performance
My Policeman
as Nigel
Grief played at conversational volume. The film never asks the audience to cry; the performance simply makes it difficult not to.
Most influential performance
Supergirl
as Bomar Vran
You can hear this reading in other actors' auditions a decade later — the surest measure of influence there is.
Best ensemble performance
Mary Queen of Scots
as Attaché
Work that makes everyone else in the frame better without ever pulling the camera towards itself.
Career defining performance
Supergirl
as Bomar Vran
If the career had to be argued in a single scene, our editors would pick one from this film and rest the case.
In their films' words
“You can build a whole film around a performer who knows when not to speak. Kadiff Kirwan has known it for a long time.”
Head to head
Put two careers on the same scale and see where the argument actually sits.
| Nutevio Performer Score | 7.3 | 7.9 |
|---|---|---|
| Career ranking | #649 of 681 | #487 of 681 |
| Awards on file | Unknown | Unknown |
| Oscar wins | Unknown | Unknown |
| Oscar nominations | Unknown | Unknown |
| Average Nutevio score | 8.1 | 8.6 |
| Genres | Action, Adventure, Sci-Fi | Action, Adventure, Sci-Fi, Drama |
| Directors | Craig Gillespie | Craig Gillespie, Christopher Nolan |
| Performance DNA | Physical performance, Action, Rewatchability | Screen presence, Transformation, Drama |
| Career timeline | 2026–2026 | 2023–2026 |
| Most iconic role | Bomar Vran — Supergirl | Isidor Rabi — Oppenheimer |
| Most rewatchable film | Supergirl | Oppenheimer |
| Filmography | 1 catalogue film | 2 catalogue films |
Films together
Supergirl
Shared directors
craig-gillespie
Shared collections
Action Movies, Adventure Movies, Sci-Fi Movies
Collaborators in common
Craig Gillespie · Milly Alcock · Eve Ridley · Matthias Schoenaerts · Jason Momoa · Emily Beecham · David Corenswet · Thalissa Teixeira
David Krumholtz edges ahead here — a higher floor across a comparable body of work.
Ours alone
Recognitions handed out by this desk, on criteria no awards body uses.
Modern Classic Performer
Awarded
Defining performances delivered inside the last twenty-five years, in films already being taught rather than merely remembered.
Drama Legend
Awarded
4 catalogue titles in drama, each one a reference point for the films that followed.
Our desk
Best ending, best opening, best twist and the rest — categories we apply to everyone we cover.
Best ending
Supergirl
as Bomar Vran
The last five minutes reorganise everything before them, and hold up when you already know what's coming.
Best opening
Supergirl
as Bomar Vran
A first sequence that states the rules of the film without explaining a single one of them.
Most emotional
My Policeman
as Nigel
The film where the technique steps aside and lets the feeling arrive undefended.
Best twist
Pokémon Detective Pikachu
as Mayor
A reversal earned by information the film gave you and trusted you to misread.
Best visual achievement
Supergirl
as Bomar Vran
Images that would survive with the sound switched off.
Best action sequence
Supergirl
as Bomar Vran
Geography, stakes and consequence held in the same frame — spectacle you can follow.
Best dialogue
Mary Queen of Scots
as Attaché
Lines written to be spoken, staged so the pauses do half the work.
Most underrated film
Supergirl
as Bomar Vran
The public vote sits below ours on this one, and the direction is the reason for the gap.
Across the library
Every Nutevio collection this name turns up in, and how high they rank there.
Collection footprint
Appears in 3 Nutevio collections
Keep reading
From the magazine
If you like this performer
David Krumholtz
Works with the same directors — shared collaborators
Matt Damon
Built a career in the same territory: adventure and drama
Tom Wilkinson
Built a career in the same territory: comedy and adventure
Elliot Page
Built a career in the same territory: adventure and drama
Michael Caine
Built a career in the same territory: sci-fi and adventure
Milly Alcock
Works with the same directors — shared collaborators
Have your say
Community
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Reference
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