Générique complet
The Flanagan Boy
Barbara Payton
Lorna Vecchi
Frederick Valk
Giuseppe Vecchi
John Slater
Charlie Sullivan
Sidney James
Sharkey (as Sidney James)
Tony Wright
Johnny Flanagan
Marie Burke
Mother Vecchi
Selma Vaz Dias
Mrs. Corelli, Vecchi's sister
Enzo Coticchia
Mr. Corelli
Chris Adcock
Booth Man
Jack Armstrong
Spectator
Eddie Boyce
Spectator
Jim Brady
Spectator
John Brooking
Barnes
Jimmy Charters
Pub Patron
Tom Clegg
Tattooed Fighter
Fred Davis
Spectator
Bettina Dickson
Barmaid
Charles Hammond
Dancing Restaurant Patron
Barry Johns
Spectator
Fred Machon
Clumsy Dancer
Laurence Naismith
Boxing Booth Barker
Charles Rayford
Spectator
Jack Sharp
Second
Bob Simmons
Booth Man
Billy Wilmot
Spectator
Ian Wilson
Spectator with Thick Glasses
George Woodbridge
Police Inspector
Roy Cattouse
Black Fighter
Joe Quigley
Lou Kossov
Ralph Moss
Kossov's Second
