

A little knowledge can be a deadly thing!
An American doctor and his wife, a former singing star, witness a murder while vacationing in Morocco, and are drawn into a twisting plot of international intrigue when their young son is kidnapped.
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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)

Frank Albertson
Taxidermist (uncredited)

Frank Atkinson
Edgar (uncredited)
John Barrard
Taxidermist Holding Panther (uncredited)
Mayne Lynton
Grey-Haired Taxidermist (uncredited)
Clifford Buckton
Sir Kenneth Clarke (uncredited)
Walter Bacon
Church Member (uncredited)
Man Who Knew Too Much (1956) | TRAILER
Trailer · YouTube
Doris Day Sings Que Sera At Bedtime | Hitchcock Presents
Clip · YouTube
The Chase - "The Man Who Knew Too Much" | Hitchcock Presents
Clip · YouTube
Moroccan Eating Etiquette - "The Man Who Knew Too Much" | Hitchcock Presents
Clip · YouTube
The Deadly Crescendo - "The Man Who Knew Too Much" | Hitchcock Presents
Clip · YouTube
The Ride To Marrakech - "The Man Who Knew Too Much" | Hitchcock Presents
Clip · YouTube