You must be a CBS All Access subscriber to enjoy this video.

Player Feedback

Use the form below to send us your comments. If you are experiencing problems, please describe them.

Player Help | All Access Help

One of Our Planets is Missing

S1 E3 24:10

A mysterious cloud destroys inhabited planets. Air Date: Sep 22, 1973

Watch Full Episodes on CBS All Access

Full Episodes

S1 E1 Sep 08, 1973

Beyond the Farthest Star

S1 E2 Sep 15, 1973

Yesteryear

S1 E3 Sep 22, 1973

One of Our Planets is Missing

S1 E4 Sep 29, 1973

The Lorelei Signal

S1 E5 Oct 06, 1973

More Tribbles, More Troubles

S1 E6 Oct 13, 1973

The Survivor

S1 E7 Oct 20, 1973

The Infinite Vulcan

S1 E8 Oct 27, 1973

The Magicks of Megas-tu

S1 E9 Nov 03, 1973

Once Upon a Planet

S1 E10 Nov 10, 1973

Mudd's Passion

S1 E11 Nov 17, 1973

The Terratin Incident

S1 E12 Nov 24, 1973

The Time Trap