premise: The Adventures of Pluto Nash stars an actor that was born five years before 1961.
hypothesis: Jon Ferguson Cox `` Jay '' Mohr ( born Jon Ferguson Mohr ; August 23 , 1970 ) is an American actor , comedian and radio host . The Adventures of Pluto Nash is a 2002 Australian-American science fiction action comedy film starring Eddie Murphy ( in a dual role ) and directed by Ron Underwood . The film co-stars Randy Quaid , Rosario Dawson , Joe Pantoliano , Jay Mohr , Luis Guzmán , James Rebhorn , Peter Boyle , Pam Grier , and John Cleese .