The series follows a group of travelers as they use a wormhole to "slide" between parallel universes. The main initial cast included Quinn Mallory (Jerry O'Connell), Professor Maximillian Arturo (John Rhys-Davies), Quinn's mentor; Wade Welles (Sabrina Lloyd) and Rembrandt "Cryin' Man" Brown (Cleavant Derricks) The first three seasons were broadcast by Fox. The final episode was shown in February 2000.