Keenen Ivory Wayans as Gunnery Sergeant James Dunn

Jon Voight as Gen. Adam Woodward, alias Lt. Col. Grant Casey

Jill Hennessy as Dr. Victoria Constantini

Paul Sorvino as CIA Deputy Director Kenny Rackmill

Eric Roberts as Assistant Deputy Director Spencer

Robert Culp as Donald Bickhart

Wolfgang Bodison as Capt. Steve Braddock

Eddie Velez as Sergeant Peyton

Donna Cherry as First Lady Bonnie Anne Hartfield

Rick Cramer as Bus Guard #1

Robert Kotecki as Marine Lieutenant

Simon Baker as Stephen Barnes

John Diehl as Police Captain

Kenn Whitaker as Bus Guard #2

Michael Marich as Omega 3

Michael Milhoan as SWAT Leader

Lee de Broux as Commander Goldstein

Tucker Smallwood as Police Chief William Watson

Ping Wu as Patrolman

Andy Hogan as Video Tech

Casey Lee as Randy

Amanda Kravat as Charlie

Mario Vitale as Bartender

John Reidy as Tommy (uncredited)