Esmond Knight

Pete Borden

Lilli Palmer

Natacha

Cecil Parker

Assistant Commissioner

George Merritt

Detective Inspector Cardby

Richard Grey

Detective Inspector Hall

Raymond Lovell

Delaney

Graham Soutten

Clancy (as Ben Soutten)

Peter Gawthorne

A.D. Newall

Wyndham Goldie

Conway Addison

Jane Millican

Lady Sybil

Stella Arbenina

Lady Mead

Bellenden Clarke

Lord Mead

Sara Allgood

Jewel Thief

Wally Patch

Andrew Purvis

Ralph Ince