Bernard Lee

Henry Houghton

William Sylvester

Gordon Lonsdale

Margaret Tyzack

Elizabeth Gee

David Kossoff

Peter Kroger

Nancy Nevinson

Helen Kroger

Thorley Walters

Cmdr. Winters

Gillian Lewis

Marjorie Shaw

Newton Blick

P.O. Meadows

Philip Latham

Captain Ray

Cyril Chamberlain

Anderson

Justine Lord

Christina

Patrick Barr

Captain Warner

Derek Francis

Chief Supt. Croft

Hector Ross

Supt. Woods

Paul Eddington

Johnnie (uncredited)

Robert Tronson