Season: 3
Original Airdate: 5/7/1997
Writer(s): Kenneth Biller
Director(s): Alexander Singer
Guest Stars
Martha Hackett as Seska
Stardate: 50953.4
Synopsis: One by one, the crew of Voyager go missing and are replaced by strangers who claim they have no idea how they arrived. Soon, nearly the whole crew is gone, and there is no way of stopping the strangers from appearing and overrunning the ship.