Bruce Cabot
— Carl Beyersdorf / Ted Healey
Marta Labarr
— Freyda Healey
Tamara Desni
— Marie Dufreyne
Romilly Lunge
— Beverley Blake
Edward Lexy
— Det. Insp. William Barnard
Cyril Smith
— Det. Sgt. Trotter
Percy Walsh
— Otto Lemnel
Eve Lynd
— Florrie McGowan
Alexander Field
— Yorkie Meane
Hilary Pritchard
— Toni Vencini
Davina Whitehouse
— Mabel
Vincent Holman
— Hawker
Anthony Shaw
— Commander Anderson
Peter Gawthorne
— Sir John
Bernard Jukes
— Hubert Kessler
Nino Rossini
— Sammy
Rosarito
— Dancer
Ken Johnson
— And His West Indian Band
Frederick Valk
— German Ambassador