Guest Stars Robert Webber as Ikar Co Starring Edward Platt as David Hunt Curt Conway as Franklin Karlin Warren Stevens as Professor Eric Plummer Gail Kobe as Janet Lane Uncredited Mike Lane as Ikar (Alien) Fred Krone as Stunt Eric Fred Stromsoe as Stunt Ikar Hugh Langtry as Alien Soldier #1 Gene Wiley as Alien Soldier #2 Leroy Ellis as Alien Soldier #3
