Star Trek S1E19 — Tomorrow Is Yesterday
7.9
Star Trek•Season 1•Episode 19

Tomorrow Is Yesterday

7.9/10 · 5,143 votesJan 26, 196750 min

Ranked #11 of 29 in Season 1•+0.3 vs season avg

Discussion

In a freak accident the Enterprise is sent back to 20th century Earth, and must find their way back without changing history.

Directed byMichael O'Herlihy
Written byD.C. Fontana
Previous episodeE18 · ArenaNext episodeE20 · Court Martial
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Seasons3

All123

Season 1 Episodes29

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Charlie X stillE2 7.0

Charlie X

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Where No Man Has Gone Before

The Naked Time stillE4 7.8

The Naked Time

The Enemy Within stillE5 7.6

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What Are Little Girls Made Of?

Miri stillE8 6.9

Miri

Dagger of the Mind stillE9 7.4

Dagger of the Mind

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The Corbomite Maneuver

The Menagerie (1) stillE11 8.2

The Menagerie (1)

The Menagerie (2) stillE12 8.1

The Menagerie (2)

The Conscience of the King stillE13 7.1

The Conscience of the King

Balance of Terror stillE14 8.8

Balance of Terror

Shore Leave stillE15 7.3

Shore Leave

The Galileo Seven stillE16 7.6

The Galileo Seven

The Squire of Gothos stillE17 7.2

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Arena stillE18 7.9

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Tomorrow Is Yesterday stillE19 7.9Now viewing

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Court Martial stillE20 7.4

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Cast6

William Shatner

William Shatner

James T. Kirk

Leonard Nimoy

Leonard Nimoy

Spock

DeForest Kelley

DeForest Kelley

Dr. McCoy

James Doohan

James Doohan

Scott

George Takei

George Takei

Sulu

Nichelle Nichols

Nichelle Nichols

Uhura

Crew12

D

D.C. Fontana

Writer

M

Michael O'Herlihy

Director

G

Gerald Perry Finnerman

Director of Photography

R

Rolland M. Brooks

Art Direction

W

Walter M. Jefferies

Art Direction

Alexander Courage

Alexander Courage

Music

B

Bruce Schoengarth

Editor

W

William Ware Theiss

Costume Design

M

Michael S. Glick

Assistant Director

I

Irving A. Feinberg

Property Master

F

Fred B. Phillips

Makeup Artist

V

Virginia Darcy

Hairstylist

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Episode Summary

"Tomorrow Is Yesterday" is episode 19 of Star Trek season 1. It scored 7.9/10 from 5,143 votes, ranking #11 of 29 episodes this season (season average 7.6). Directed by Michael O'Herlihy and written by D.C. Fontana, it aired on January 26, 1967.

Next: E20 · Court MartialBest of Season 1