Episode Information
About this episode
The Deadly Years is season 2, episode 11 of Star Trek: The Original Series, first aired on 8 December 1967.
In series order, the previous episode is S02E10 — Mirror, Mirror and the next is S02E12 — I, Mudd. By original air date, the previous episode is S02E03 — Friday's Child and the next is S02E18 — Obsession.
Browse every episode in Season 2.
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