This Island Earth

Rex Reason

Dr. Cal Meacham

Faith Domergue

Dr. Ruth Adams

Jeff Morrow

Exeter

Lance Fuller

Brack

Robert Nichols

Joe Wilson

Russell Johnson

Steve Carlson

Douglas Spencer

The Monitor of Metaluna

Richard Deacon

Spacecraft Pilot

Regis Parton

Mutant

Karl Ludwig Lindt

Dr. Adolph Engelborg