Stephanie Beacham
Dr. Kristin Westphalen
Royce D. Applegate
Chief Manilow Crocker
Stacy Haiduk
Lieutenant Commander Katherine Hitchcock
Frank Welker
voice of Darwin (voice)
Marco Sanchez
Sensor Chief Miguel Ortiz
Ted Raimi
Lieutenant Tim O'Neill
Don Franklin
Commander Jonathan Ford
Jonathan Brandis
Lucas Wolenczak
Roy Scheider
Captain Nathan Bridger
John D'Aquino
Lt. Benjamin Krieg