Enemy from Space [Portuguese]

Brian Donlevy

Quatermass

John Longden

Lomax

Sidney James

Jimmy Hall

Bryan Forbes

Marsh

William Franklyn

Brand

Vera Day

Sheila

Charles Lloyd Pack

Dawson

Tom Chatto

Broadhead

John Van Eyssen

The P.R.O.

Percy Herbert

Gorman

Michael Ripper

Ernie

John Rae

McLeod

Marianne Stone

Secretary

Ronald Wilson

Young Man

Jane Aird

Mrs. McLeod

Betty Impey

Kelly

Lloyd Lamble

Inspector

John Stuart

Commissioner