John Barrymore
Colonel Neilson
John Howard
Captain Hugh 'Bulldog' Drummond
Louise Campbell
Phyllis Clavering
Reginald Denny
Algy Longworth
E. E. Clive
Tenny
Porter Hall
Dr. Botulian
Elizabeth Patterson
Aunt Blanche
Nydia Westman
Gwen Longworth
Halliwell Hobbes
Prof. Bernard Goodman
Matthew Boulton
Sir Raymond Blantyre
Zeffie Tilbury
Mrs. Weevens
David Clyde
Constable McThane
Clyde Cook
Constable Sacker
Austin Fairman
Roberts
Michael Brooke
Anthony Greer
Georgette Rhodes
Paulette
Gregory Gaye
Raoul
Jimmy Aubrey
Mechanic
Frank Baker
Constable Announcer
Frank Benson
Villager
William Haade
Botulian's Driver
Forrester Harvey
Bus Garage Man
Andre Marsaudon
Footman
Torben Meyer
Hoffman
Albert Petit
Train Official
Albert Pollet
Radio Dispatcher
John Sutton
Doctor
Maude Fealy
Spinster
Margaret Fealy
Spinster
Peter Bronte
Messenger
Charles De Ravenne
Messenger
James P. Burtis
Sergeant
Evan Thomas
Constable
David Dunbar
Constable
Douglas Gordon
Constable
Pat X. Kerry
First Expressman
David Thursby
Second Expressman