Cesar Romero

Luigi

Kay Kendall

Barbara Gale

Victor Maddern

Danny 'Limpy' Thomas

Edward Underdown

Det. Insp. Johnstone

Simone Silva

Angele Abbé

Liam Gaffney

Constable Fred Roberts

Bill Travers

Nigel Langley - Barbara's date

Molly Hawley-Clifford

"Starry" Darryl

John Penrose

Gerald Gale

Robert Cawdron

Det. Sgt. Hadley

Henry Purvis

Starry's Brother

Paul Hardtmuth

V. H. Mayall

Eileen Way

Mrs. Thoms

Tony Sympson

Nicky the Burgler

Fred Griffiths

Cabbie

Jack Howarth

Limpy's Landlord

Harry Purvis

Darrell

Rose McLaren

Rose

Howard Lang

Card Player (uncredited)