Babylon 5: Thirdspace
- Cast: Bruce Boxleitner, Claudia Christian, Mira Furlan, Shari Belafonte, Stephen Furst
- Duration: 94 minutes
- Genre: Action, Science Fiction, Adventure
- Rating: 6.664/10
- Release Date: 1998-07-17
Susan Ivanova discovers a derelict spaceship in hyperspace. They tow it back to Babylon 5, then strange things start happening. People are being telepathically taken over by aliens from another (third)space.
