About Star Trek: The Next Generation Season 5, Episode 26 : Time's Arrow

Data is transported back in time to 19th century San Francisco, where he hopes to solve the mystery of his death after a Enterprise away team finds Data's head buried in a cave. Guest Stars: Whoopi Goldberg, Ken Thorley, Michael Aron, Sheldon Peters Wolfchild, Barry Kivel, Jack Murdock, Milt Tarver, Michael Hungerford, Jerry Hardin, Marc Alaimo,