A spaceship is sent to Mars after an alien distress signal is picked up. They find one survivor, but when a crew member is found drained of blood it's evident they have rescued a bloodsucking monster. Uses footage from Encounter in Space (1963).

Florence Marly
as Alien Queen

Basil Rathbone
as Dr. Farraday

John Saxon
as Allan Brenner

Judi Meredith
as Laura James

Dennis Hopper
as Paul Grant

Robert Boon
as Anders Brockman

Don Eitner
as Tony Barrata

Virgil Frye
as Control Panel

Forrest J. Ackerman
as Farraday's Aide

Gary Crutcher
as Spaceship Crew Member
Wuchak
**_Eerie sci-fi from the mid-60s with the help of footage from a few Russian flicks_** In the near-future, when Earthlings have a moon base and can travel to nearby planets, a radio transmission is received from Mars wherein an alien craft has crash-landed and needs assistance. Two spaceships are...