Metamorphosis (Star Trek: The Original Series)

"Metamorphosis"
Star Trek: The Original Series episode
Episode no.Season 2
Episode 9
Directed byRalph Senensky
Written byGene L. Coon
Featured musicGeorge Duning
Cinematography byJerry Finnerman
Production code031
Original air dateNovember 10, 1967 (1967-11-10)
Guest appearances
Episode chronology
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Star Trek: The Original Series season 2
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"Metamorphosis" is the ninth episode of the second season of the American science fiction television series Star Trek. Written by Gene L. Coon and directed by Ralph Senensky, it was first broadcast on November 10, 1967.

In the episode, a shuttle crew from the USS Enterprise encounters a man out of history and his mysterious alien companion. It is the franchise's first mention, and first appearance, of Zefram Cochrane.