Paul Carpenter

Val Neal

Patricia Roc

Mary Foster

Roland Culver

Dr. Francis Pelham

William Hartnell

Inspector Ross

Gordon Boyd

Detective Sergeant Davis

Edgar Driver

Atkins

Tom Tann

Wang

Ellen Pollock

Miss Barbara Barton

Robert Sansom

Senior Test Flight Official

Martin Wyldeck

Dr. Bradford

John Serret

Dr. Martin

Oliver Johnston

Dr. Kenyon

Kay Callard

Susie

Montgomery Tully