Dennis Price
— Martin Radley
Renée Asherson
— Barbara Everton
Patrick Barr
— John Everton
Duncan Lamont
— Charles Wayne
Susan Shaw
— Evelyn Gower
Bonar Colleano
— Roommate
Alfie Bass
— Ernie Gordon
Agnes Lauchlan
— Laura Westcott
Brenda Hogan
— Diana
Barbara Graley
— Betty
Mavis Villiers
— Gladys
William Franklyn
— Sgt. Peter Thompson
Dandy Nichols
— Charwoman
Erik Chitty
— Ballistics Expert
Howard Layton
— Surgeon
Nigel Neilson
— Hubert
Alastair Hunter
— Bookmaker