'The Forbidden Planet' by Anthony Marriott

At the IAC Space Observatory, Doctor Sting helps Professor Matic test his new invention, the Ultrascope; together they examine the far off planet of Nutopia, reputed to be the most beautiful planet ever. However, the Nutopians are watching their watchers, and, because they wish their world and its secret of eternal youth to remain undiscovered, they use a ray to disable the IAC, render the two scientists unconscious, and then kidnap them with the aid of a matter transporter…

Paul Maxwell (Colonel Steve Zodiac / Doctor Stamp), Sylvia Anderson (Doctor Venus), David Graham (Professor Matt Matic / Lieutenant 90 / Zoony the Lazoon / Perfectos), John Bluthal (Commander Zero / Privator / Announcer), Gerry Anderson (Robert the Robot)

Directed by David Elliott
Produced by Gerry Anderson
Associate Producer Reg Hill

TX (UK - ITV):
5th August 1963

Notes:
*Featuring Colonel Steve Zodiac, Venus, Professor Matt Matic, Commander Zero, Lieutenant 90 and Robert the Robot