Des monstres attaquent la ville

Casting

• James WhitmoreSgt. Ben Peterson
• James ArnessFBI Agent Robert Graham
• Joan WeldonDr. Pat Medford
• Edmund GwennDr. Harold Medford
• Onslow StevensBrig. Gen. Robert O'Brien
• Sean McCloryMaj. Kibbee
• Sandy DescherThe Ellinson Girl
• Chris DrakeTrooper Ed Blackburn
• Don SheltonTrooper Capt. Fred Edwards
• Fess ParkerAlan Crotty
• Mary Alan HokansonMrs. Lodge
• Olin HowlandJensen
• William SchallertAmbulance Attendant
• Ann DoranChild Psychiatrist
• Dub TaylorRailroad Yard Watchman
• Leonard NimoyArmy Sergeant
• Richard DeaconBald Reporter at L.A. News Conference
• Forbes MurrayGovernment Official
• Kenner G. KempTrooper #2
• Charles PerrySoldier