When vengeful General Francis X. Hummel seizes control of Alcatraz Island and threatens to launch missiles loaded with deadly chemical weapons into San Francisco, only a young FBI chemical weapons expert and notorious Federal prisoner have the skills to penetrate the impregnable island fortress and take him down.
as John Patrick Mason
as Dr. Stanley Goodspeed
as Brigadier General Francis X. Hummel, USMC
as FBI Director James Womack
as Major Tom Baxter
as Special Agent Ernest Paxton
as Commander Charles Anderson
as Carla Pestalozzi
as Marine Captain Hendrix
as Captain Frye
as Captain Darrow
as Sergeant Crisp
as Private Scarpetti
as Private Gamble
as Private Cox
as Private McCoy
as Lieutenant Shephard
as Jade Angelou
as Stacy Richards
as Marvin Isherwood
as Dr. Ling
as Agent Margie Wood
as Seal Boyer
as Seal Reigert
as Seal Dando
as Navy Seal
as Navy Seal
as Navy Seal
as Navy Seal
as Navy Seal
as Navy Seal
as Hummel Marine 'A'
as Hummel Marine 'B'
as Hummel Marine 'C'
as Marine That Dies
as General Peterson
as Navy Admiral
as Louis Lindstrom
as Francis Reynolds
as F.B.I. Radar Technician
as F.B.I. Radar Technician
as Military Official
as F.B.I. Agent Cord
as F.B.I. Agent Star
as F.B.I. Agent Hunt
as Paul the Hotel Barber
as Lab Technician
as Valet
as F.B.I. Agent
as Kid on Motorcycle
as Park Ranger Bob
as Female Tourist
as Female Tourist
as Male Tourist
as Larry Henderson
as Alcatraz Park Ranger
as Alcatraz Park Ranger
as Alcatraz Park Ranger
as Cable Car Conductor
as Lead F-18 Pilot
as Rear F-18 Pilot
as Sea Stallion Pilot
as Spotter
as Chef
as Reverend
as Lonner (uncredited)
as Sergeant Rojas (uncredited)
as U.S. Marine (uncredited)
as Chief Justice (uncredited)
as Navy Lt. Commander (uncredited)
as General Al Kramer (uncredited)
as The President (uncredited)
as Chief of Staff Hayden Sinclair (uncredited)