On this day in the Star Trek universe - The Next Generation:

Star Trek: The Next Generation 1991)
 

Star Trek: The Next Generation
Season 4. Episode 23.

Episode entitled: The Host.

Released May 11, 1991.

Directed by Marvin V. Rush.

Written by Michel Horvat, Ronald D. Moore, Joe Menosky, David Carren, J. Larry Carroll, Brannon Braga.

Created by Gene Roddenberry.

Music by Jay Chattaway.

Cast: Patrick Stewart, Jonathan Frakes, LeVar Burton, Michael Dorn, Gates McFadden, Marina Sirtis, Brent Spiner, Barbara Tarbuck, Nicole Orth-Pallavicini, William Newman, Patti Yasutake, Franc Luz, Rachen Assapiomonwait, Majel Barrett, Joe Baumann, Thomas J. Booth, Michael Braveheart, Tracee Cocco, Gerard David Jr., Wendy L. Davies, Denise Deuschle, Jeremy Doyle, Elliot Durant III, Buddy Daniels Friedman, Keith Gearhart, Vanessa Grayson, Robert Harper, Grace Harrell, Melanie Hathorn, Dean Hirner, Randy James, Mark-Takeo Kosakura, Mark Lentry, Ivonne Perez Montijo, Denise Lynne Roberts, Joyce Robinson, Richard Sarstedt, K. Uchizono, Natalie Wood.