Ηθοποιοί επεισοδίου
Roy ScheiderCaptain Nathan Bridger
Jonathan BrandisLucas Wolenczak
Stephanie BeachamDr. Kristin Westphalen
Don FranklinCommander Jonathan Ford
Stacy HaidukLieutenant Commander Katherine Hitchcock
Ted RaimiLieutenant Tim O'Neill
John D'AquinoLt. Benjamin Krieg
Royce D. ApplegateChief Manilow Crocker
Marco SanchezSensor Chief Miguel Ortiz
Φρανκ ΓουέλκερDarwin (voice)
Yaphet KottoCaptain Jack Clayton
★
Stephen KronishMurray Goldwater
Ρέιτσελ ΧάριςRose
★
Ava DupreeDispatcher