Calificación
Reparto

Duncan Regehr
Jacob Brown - Former Commander

Brian McNamara
Jonathan Hays - Command Specialist

Julia Montgomery
Sally Arthur, MD - Space Medicine

Jason Michas
Jessie Bienstock - Computer Sciences

Tom Bresnahan
Huxley Welles - Navigation

Margaret Langrick
Luz Sansone - Communication

Sean O'Byrne
Vance Arthur

Peter Donat
Admiral Beasley

Dinah Gaston
Lani Miyoai - Communication

Bruce Harwood
Leland Eugene, MD - Psychiatrist

Lynnette Mettey
Priscilla