S1·E20 – Target: Earth
1969-03-02 • 60 min
Mark is roped into helping two giant scientists build a spaceship that can return them all to Earth.
Cast
Don Marshall
Dan Erickson
Heather Young
Betty Hamilton
Don Matheson
Mark Wilson
Stefan Arngrim
Barry Lockridge
Gary Conway
Steve Burton
Deanna Lund
Valerie Scott
Kurt Kasznar
Alexander B. Fitzhugh
Arthur Franz
Dr. Franzen
Kevin Hagen
Insp. Dobbs Kobick
Dee Hartford
Altha Franzen
Peter Mamakos
Logar
Denver Mattson
Sergeant
