The Man Who Knew Too Much

James Stewart

Ben McKenna

Doris Day

Jo McKenna

Brenda De Banzie

Lucy Drayton

Bernard Miles

Edward Drayton

Ralph Truman

Buchanan

Daniel Gélin

Louis Bernard

Mogens Wieth

Ambassador

Alan Mowbray

Val Parnell

Hillary Brooke

Jan Peterson

Christopher Olsen

Hank McKenna

Reggie Nalder

Rien

Richard Wattis

Assistant Manager

Noel Willman

Woburn

Alix Talton

Helen Parnell

Yves Brainville

Police Inspector

Carolyn Jones

Cindy Fontaine

Bernard Herrmann

Conductor at Albert Hall (uncredited)

Patrick Aherne

Handyman (uncredited)