Ηθοποιοί επεισοδίου
Roy ScheiderCaptain Nathan Bridger
Jonathan BrandisLucas Wolenczak
Don FranklinCommander Jonathan Ford
Michael DeLuiseSeaman Anthony Piccolo
Rosalind AllenDr. Wendy Smith
Edward KerrLieutenant James Brody
Ted RaimiLieutenant Tim O'Neill
Kathy EvisonLieutenant Lonnie Henderson
Marco SanchezSensor Chief Miguel Ortiz
Peter DeLuiseDagwood
Φρανκ ΓουέλκερDarwin (voice)
Michael Stephen CostelloUEO Secretary General McGath
★
Roger RanneyHansen
★
Nick KurtzThompson