Cillian Sullivan

Acting 6 credits

Biography

Cillian Sullivan works in acting. Archytele lists 6 screen credits below. A full profile for this page is being written and will appear here once verified against sources.

Ask the Vault

Ask anything about Cillian Sullivan.

Frequent co-stars

Ethan Hawke 1 shared title

Bobby Cannavale 1 shared title

Andrew Scott 1 shared title

Margaret Qualley 1 shared title

Patrick Kennedy 1 shared title

Jonah Lees 1 shared title

Simon Delaney 1 shared title

Giles Surridge 1 shared title

Michael James Ford 1 shared title

John Doran 1 shared title

Career timeline

2025

Blue MoonA SongThe Things We Do

2024

Spilt Milk

2020

Blue

Full filmography

Blue Moon (2025) as Stephen Sondheim
The Making of Dunkirk as Self
Spilt Milk (2024) as Bobby O'Brien
A Song (2025) as Young Boy
The Things We Do (2025) as Cillian
Blue (2020) as Mark