A spaceship is sent to Mars after a 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.
Elenco:
Florence Marly
,
Basil Rathbone
,
John Saxon
,
Judi Meredith
,
Dennis Hopper
,
Robert Boon
,
Don Eitner
,
Virgil Frye
,
Forrest J. Ackerman
.
