One of 26 episodes from Season Four which have not yet been released on DVD
Remastered audio and video from VHS
Nelson (Richard Basehart) is confronted by the mysterious Mr. Pem (Henry Jones), who has mastered the control of time.
Crane: David Hedison. Morton: Bob Dowdell. Sharkey: Terry Becker. Kowalski: Del Monroe. Sparks: Arch Whiting.