A fungus dubbed "Blood Rust" from outer space threatens to destroy the Earth.
Bill Williams
as John Hand
Lyn Thomas
as Laura Greeling
Robert Ellis
as Pvt. Joe Rattigan
Paul Frees
as Dr. Charles T. Pommer
Rhoda Williams
as Stewardess Archer
Joan Barry
as Jean Meyers
Carol Varga
as Elaine Frohman
Thomas Browne Henry
as Prof. West
Thomas Wilde
as Collins
Fred Sherman
as Mr. Morse
Gregg Martell
as Jim Dale
Jess Kirkpatrick
as Pilot Viccarino
