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as President James Dale / Art Land
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as First Lady Marsha Dale
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as Barbara Land
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as Professor Donald Kessler
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as Rude Gambler
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as Press Secretary Jerry Ross
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as Nathalie Lake
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as Jason Stone
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as General Decker
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as Himself
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as Taffy Dale
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as Richie Norris
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as Byron Williams
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as Martian Girl
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as Grandma Florence Norris
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as General Casey
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as Louise Williams
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as Billy Glenn Norris
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as Neville Williams
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as Richie's Dad
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as Sue Ann Norris
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as Sharona
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as Mitch, Secret Service Agent
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as Dr. Zeigler
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as White House Tour Guide
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as Maurice, the French President
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as White House Decorator
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as Corporate Guy
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as GNN Boss
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as GNN Reporter
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as GNN Reporter
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as GNN Reporter
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as Newscaster
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as Mr. Brian, Casino Manager
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as TV Director
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as Hispanic Colonel
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as Stranger
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as Speaker of the House
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as Lab Technician
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as Doctor
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as Texan Investor
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as Doctor
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as Trailer Lover
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as Hispanic Woman
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as White House Waiter
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as White House Photographer
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as Various Martians (Voice)
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as Cleopatra Cocktail Waitress
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as Lt. Col. Swenson
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Original Music Composer
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Additional Soundtrack ("Indian Love Call")