John Travolta
George MalleyForest Whitaker
Nate PopeKyra Sedgwick
Lace PennaminBrent Spiner
Dr. Bob NiedorfBruce A. Young
Agentul FBI Jack Hatch (creditat Bruce Young)Robert Duvall
Doc BrunderJeffrey DeMunn
Prof. John RingoldDavid Gallagher
Al PennaminJon Turteltaub
Gerald Di Pego
John Travolta
George MalleyForest Whitaker
Nate PopeKyra Sedgwick
Lace PennaminBrent Spiner
Dr. Bob NiedorfBruce A. Young
Agentul FBI Jack Hatch (creditat Bruce Young)Robert Duvall
Doc BrunderJeffrey DeMunn
Prof. John RingoldDavid Gallagher
Al PennaminRichard Kiley
Dr. WellinBarbara Boyle
Michael Taylor
Thomas Newman
Phedon Papamichael
Bruce Green