On this day in the Star Trek universe:

Star Trek (1966 & 1967)

Star Trek: The Next Generation (1990)

Star Trek: Voyager (1999)

Star Trek

Season 1. Episode 6.

Episode entitled: Mudd’s Women.

Released October 13, 1966.

Directed by Harvey Hart.

Written by Stephen Kandel, Gene Roddenberry.

Created by Gene Roddenberry.

Music by Alexander Courage, Fred Steiner.

Cast: William Shatner, Leonard Nimoy, Nichelle Nichols, DeForest Kelley, James Doohan, George Takei, Roger C. Carmel, Karen Steele, Maggie Thrett, Susan Denberg, Jim Goodwin, Nichelle Nichols, Gene Dynarski, Jon Kowal, Seamon Glass, Jerry Foxworth, Majel Barrett, Frank da Vinci, Eddie Paskey, Ron Veto.

Star Trek

Season 2. Episode 5.

Episode entitled: The Apple.

Released October 13, 1967.

Directed by Joseph Pevney.

Written by Max Ehrlich, Gene L. Coon.

Created by Gene Roddenberry.

Music by Alexander Courage.

Cast: William Shatner, Leonard Nimoy, Nichelle Nichols, DeForest Kelley, James Doohan, George Takei, Walter Koenig, Keith Andes, Celeste Yarnall, David Soul, Jay D. Jones, Jerry Daniels, John Winston, Mal Friedman, Shari Nims, Paul Baxley, Bill Blackburn, Ron Burke, Bobby Clark, Vince Deadrick Sr., Dick Dial, Eddie Paskey.

Star Trek: The Next Generation

Season 4. Episode 4.

Episode entitled: Suddenly Human.

Released October 13, 1990.

Directed by Gabrielle Beaumont.

Written by John Whelpley, Jeri Taylor, Ralph Phillips, Ronald D. Moore, Joe Menosky.

Created by Gene Roddenberry.

Music by Dennis McCarthy.

Cast: Patrick Stewart, Jonathan Frakes, LeVar Burton, Michael Dorn, Gates McFadden, Marina Sirtis, Brent Spiner, Wil Wheaton, Sherman Howard, Chad Allen, Barbara Townsend, Majel Barrett, Michael Braveheart, Larry Echerer, Eben Ham, Carrie Henger, Gary Hunter, Lorine Mendell.

Star Trek: Voyager

Season 6. Episode 4.

Episode entitled: Tinker Tenor Doctor Spy.

Released October 13, 1999.

Directed by John Bruno.

Created by Rick Berman, Michael Piller, Jeri Taylor.

Written by Joe Menosky, Bill Vallely, Bryan Fuller, Michael Taylor, Robert Doherty.

Based on Star Trek, created by Gene Roddenberry.

Music by Dennis McCarthy.

Cast: Kate Mulgrew, Robert Beltran, Roxann Dawson, Robert Duncan McNeill, Ethan Phillips, Robert Picardo, Tim Russ, Garrett Wang, Jeri Ryan, Jay M. Leggett, Googy Gress, Robert Greenberg, Majel Barrett, Michael Bailous, Marvin De Baca, Tarik Ergin, Nichole McAuley, Michael Satterfield, Pablo Soriano.