Sydney Tafler
Antonio Riccardi
Ronald Howard
Detective Inspector Carson
Katharine Blake
Maria Riccardi
John Hewer
Giuseppe Riccardi
June Rodney
Helen Garrett
Gerald Case
Detective Sgt. Stott
Charlie
Reginald Dyson
Josef Meyerling
Martin Benson
Catesby
Sam Kydd
Bert
Ewen Solon
Fred
