Sebastian Shaw
— Inspector Bradley
Phyllis Brooks
— Ann Perryman
Jack Hawkins
— Mark McGill
Basil Radford
— Sederman
Kathleen Harrison
— Mrs. Schifan
Ludwig Stössel
— Li Yoseph
Manning Whiley
— Ronnie Perryman
Cyril Smith
— Tiser
Henry Oscar
— Sir Edward - Police Commissioner
Kynaston Reeves
— Magistrate
Allan Jeayes
— Johnson
Ballard Berkeley
— Smuggler in Airplane
Wally Patch
— Bargee