Clifton Boyne
— Derrick Yale
Lawford Davidson
— Raphael Willings
Bertram Burleigh
Rex Davis
— Jack Beardmore
George Dewhurst
Robert English
— Felix Marl
Fred Groves
— Inspector Parr
Jack Hobbs
Olaf Hytten
Flora le Breton
Victor McLaglen
Eva Moore
— Aunt Prudence
Joan Morgan
Eille Norwood
Mary Odette
Sidney Paxton
— Harvey Froyant
Madge Stuart
— Thalia Drummond
Simeon Stuart
Norma Whalley
— Kitty Froyant
Malcolm Tod
Kathleen Vaughan
Henry Vibart
Henry Victor
Harry Worth
— The Superintendent