Professor Jim Edwards
Pettigrew
Lady Gore-Willoughby
Sid Biggs (as Sidney Tafler)
Garrick-Jones
Bishop Wendover
Matron (as Vanda)
Cecil Biggs
Wendover (as John Mitchell)
Hamley
Colbourne
Hackforth
Dinwiddie
Roebuck
Pelbrook
Prince Hassid
Swarthy Man
1st Man
2nd Man
Police Officer
Policeman (uncredited)
Boy (uncredited)