Tim Roth as Martin Simmonds

Clive Owen as Dovidl Rapoport

Catherine McCormack as Helen Simmonds

Eddie Izzard as Radio Presenter

Saul Rubinek as Feinman

Jonah Hauer-King as Dovidl 17-23

Gerran Howell as Martin 17-21

Luke Doyle as Dovidl 9-13

Misha Handley as Martin 9-13

Stanley Townsend as Gilbert

Julian Wadham as Arbuthnot Bailey

Richard Bremmer as Billy

Max Macmillan as Peter Stemp

Matt Devere as Milkman

Amy Sloan as Enid Simmonds

Tamás Puskás as Professor Carl Flesch

Jakub Kotyński as Zygmunt Rapoport

Richard Bremmer as Billy the Busker

Schwartz Zoltán as Jozef Weschler

Julian Wadham as Mr. Bailey

István Darvas as Bar Mitzvah Rabbi

Alex Bisping as Warsaw Taxi Driver

Lidia Bogaczówna as Asylum Nurse

Magdalena Cielecka as Anna Wozniak

Zsófi Tóth as Young Anna Wozniak

Saul Rubinek as Mr. Feinman

Joanna Caplan as Broche Rapoport

Jesse Noah Gruman as Zygmunt Rapoport (7)

Howard Jerome as Katzenberg

Chaim Paskesz as Frumkin

Pinchasz Weisberger as Chaim Frumkin

Daniel Mutlu as Young Rebbe

Declan Hannigan as Desk Clerk

Wayne Brett as Security Man

Jack Martin Haendler as 1986 Conductor

Ralph Berkin as Orchestra Manager Sanderson

Jeffrey Caine as Tom Noble

Tamás Masa as Sabbathsong Klezmer Band

Bálint Szabó as Sabbathsong Klezmer Band

Izsák Farkas as Sabbathsong Klezmer Band

Sándor Csányi as Sabbathsong Klezmer Band

Endre Kertész as Sabbathsong Klezmer Band

György Szentkirályi as Sabbathsong Klezmer Band

Zoltán Langer as Sabbathsong Klezmer Band

Szabolcs Andrasics as Sabbathsong Klezmer Band