William Russell
饰 Alec Bigley
Joan Ingram
饰 Matron Sparrow
Richard Caldicot
饰 Mr. Bigley
Marjorie Fender
饰 Tuppeny
David Hurst
饰 Professor Dofee
Harold Kasket
饰 Ivor Petrovitch
Ricky McCullough
饰 Gunner Mac
John Adams
饰 Constable in Theatre (uncredited)
Chris Adcock
饰 Stagehand (uncredited)
Frank Andrews
饰 Boxing Spectator (uncredited)
Jonathan Bailey
饰 Minor Role (uncredited)
Michael Balfour
饰 Boxing Spectator (uncredited)
Hamlyn Benson
饰 Mr. Carter (uncredited)
