Hugh Drummond

Richard Johnson

Carl Petersen

James Villiers

Helga

Daliah Lavi

Pandora

Beba Lončar

Robot No. 7

Vanessa Howard

Miss Mary

Robert Morley

Mr. Dudley Mortimer

Maurice Denham

Flicky

Sydne Rome

Lady Manderville

Florence Desmond

Angela

Adrienne Posta

Peregrine Carruthers

Ronnie Stevens

Lord Dunnberry

Nicholas Phipps

Robot No. 9

Virginia North

Major Newman

George Belbin

Birgit

Marga Roche

Maj. Newman

George Belbi

Kruger

Douglas Sheldon

Robot No. 1

Yutte Stensgaard

Wing Commander Aston

William Kendall

President of Aircraft Company

Richard Hurndall

Senior Aerodynamics Engineer

Bob Anderson

Air Traffic Controller

Johnny Briggs

Party Girl in Green Dress

Carmen Dene

Robot Flight Attendant (uncredited)

Maria Aitken

Robot Saboteur

Joanna Lumley

Man Sitting Behind Pilot

Frank Gatliff

Petersen Bodyguard (uncredited)

Peter Brace

Robot Observer (uncredited)

Shakira Caine

Robot Twin

Dora Graham

Test Co-Pilot (uncredited)

Philip Gilbert

Robot Twin

Doris Graham

Test Navigator (uncredited)

Aidan Harrington

Blond Robot in Green Jumpsuit

Olga Linden

Brunette Robot with Bangs

Patsy Snell

Test Pilot

John Paul

Test Area Official with Bow Tie (uncredited)

Juba Kennerley

Cookery Student Wearing Hat

Totti Truman Taylor

Hefty Cookery Student

Jim Tyson

Flight Test Observer (uncredited)

Guy Standeven

Petersen Bodyguard

Les White