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Reparto

Ralph Richardson
Sam Gridley

James Mason
Robert Patch

Ralph Roberts
Slivers

Allan Jeayes
Lord Cottingley

Meriel Forbes
Ursula Manning

Eileen Erskine
Hilda Jackson

John Laurie
Gaster

Eric Maturin
Captain Mellock

Ivor Barnard
Fletherington

Charles Victor
Sergeant Wilks

Douglas Seale
Mr. Tooke