During this campaign, Control Bugs, Blaster Bugs, a Master Blaster Bug and Blister Bugs are encountered by the Roughnecks for the first time.
as Major Zander Barcalow
as Corporal Jeff Gossard
as Corporal Richard 'Doc' LeCroix
as Private Robert Higgins
as Johnny Rico
as Private Isabelle 'Dizzy' Flores (voice)
as Private Carl Jenkins
as Sergeant Francis Brutto
as Lieutenant Jean Razak (voice)
as Lieutenant Carmen Ibanez
as Commander Marlow
as T'Phai
as Sky Marshall Sanchez
as Gen. Miriam Redwing (voice)
as Doctor
as Lieutenant Earl Walker
as C.H.A.S.
as Lieutenant Ross
as Lieutenant Bernstein (voice)
as Lieutenant Bernstein (voice)
as Private Max Brutto (voice)
as Lieutenant Rockford
as Eddie Flores / Mr. Ibanez (voice)
as Trooper Johnson
