Frank [Russian]

Michael Fassbender

Frank

Domhnall Gleeson

Jon Burroughs

Maggie Gyllenhaal

Clara

Moira Brooker

Jon's Mother

Paul Butterworth

Jon's Father

Phil Kingston

Radio DJ

Billie Traynor

Cafe Lady

Shane O'Brien

Lucas

Scoot McNairy

Don

François Civil

Baraque

Carla Azar

Nana

Chris McHallem

Paramedic

Michael James Ford

Port Official

Mark Huberman

Management Guru

Rosalind Adler

German Mother

Niall Glennon

German Father

Torsten Brescanu

German Child

Leroy Harris

Grocery Boy