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• Star Trek • The Original Series • Season 1The Original Series • Season 1 •

The Enemy Within

Season 1 Episode 6 • Production #tos05 • Stardate1672.1 • TZ ReleaseJan 1, 1970 • US ReleaseSep 8, 1966 • In-Universe Year2267
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SYNOPSIS

Following a transporter malfunction, Captain Kirk is duplicated… one all evil the other all good. But neither half can survive without the other…

CAST & CREW
Starring:
William Shatner as James T. Kirk
Leonard Nimoy as Spock
James Doohan as Montgomery Scott
DeForest Kelley as Leonard McCoy
Nichelle Nichols as Nyota Uhura
George Takei as Hikaru Sulu

Guest Cast:
Grace Lee Whitney
Edward Madden
Garland Thompson
Jim Goodwin

Written By:
Richard Matheson

Directed By:
Leo Penn