Star Trek TV Show

Cast & Crew  |  Episode Guide

Capt. Kirk, Mr. Spock, Dr. McCoy and the USS Enterprise crew seek out new civilizations in this seminal sci-fi series. The ship's five-year mission may have only lasted three seasons on NBC, but its impact has proved timeless. By the 1970s, its rabid fans- (more…)

Rating: TV-PG

User Rating:3.62 out of 5 (242 ratings)

Your Rating:

Season 1, Episode 19 Tomorrow Is Yesterday

An accident sends the Enterprise back to the 1960s, where it's spotted and identified as a UFO, requiring Kirk to erase all evidence of the ship's journey before returning to his own era. Captain: Roger Perry. Sergeant: Hal Lynch. Col. Fellini: Ed Peck. Spock: Leonard Nimoy. Kirk: William Shatner. McCoy: DeForest Kelley. Scotty: James Doohan.

Watch Now
Paid
Paid
Paid
Paid

Previous Episode

Arena

Season 1, Episode 18

Next Episode

Court-martial

Season 1, Episode 20

Guest Cast

Trending TonightSee all »

Shop