Characters played by Lance Henriksen
Karl Bishop Weyland
Characters played by William Hope
Dr. H.G. Groves
Predator
Alien
Specimen 6
Characters played by Laila Pyne
Corporal Teresa 'Tequila'Aquila
Characters played by Laurel Lefkow
Katya
Mother
Characters played by Glenn Wrage
Maj. Van Zandt
Combat Androids
Characters played by Ian Dunn
Additional Alien vocals
Characters played by Ako Mitchell
Additional Predator vocals
Characters played by Patricia Rodriguez
Female Marines
Additional Voices
Characters played by Clive Standen
Rookie
Marines
Characters played by Alex Twidale
Additional Alien vocals
Characters played by Nick D. Brewer
Other Marines
Characters played by James Fraser
Other Marines
Characters played by Phill Jupitus
Additional Voices
Characters played by Paul Mackman
Additional Voices