Alien Queen

Florence Marly

Acting

Dr. Farraday

Basil Rathbone

Acting

Allan Brenner

John Saxon

Acting

Laura James

Judi Meredith

Acting

Paul Grant

Dennis Hopper

Acting

Anders Brockman

Robert Boon

Acting

Tony Barrata

Don Eitner

Acting

Control Panel

Virgil Frye

Acting

Farraday's Aide

Forrest J. Ackerman

Acting

Spaceship Crew Member

Gary Crutcher

Writing