Barry K. Barnes as Simon Drake

Valerie Hobson as Pat Drake

Alastair Sim as MacGregor

John Warwick as Johnnie Clayton

Philip Leaver as 'Harelip' Murphy

James Birrie as Doyle

David Keir as Brown

Tom Gill as Peter Brown

Edward Lexy as Inspector Hollis

Garry Marsh as Sergeant Bright

Kenneth Buckley as Ken Marquis

Jack Vyvyan as White, a Fireman

John Abbott as Hood with Foreign Accent