Trama:
The crew of the Federation starship Enterprise is called to Nimbus III, the Planet of Intergalactic Peace. They are to negotiate in a case of kidnapping only to find out that the kidnapper is a relative of Spock. This man is possessed by his life long search for the planet Sha Ka Ree which is supposed to be the source of all life. Together they begin to search for this mysterious planet.

Cast:

William Shatner Captain James T. Kirk

Leonard Nimoy Mr. Spock

DeForest Kelley Dr. Leonard McCoy

James Doohan Montgomery Scott

Walter Koenig Cmdr. Pavel Chekov

Supporto: Sconosciuto,

In prestito: No

Rapporto: Unknown