Nieskończoność Online

Matthew Broderick - Richard Feynman, Jeffrey Force - Young Richard, Peter Riegert - Mel Feynman, David Drew Gallagher - Harold, Raffi Di Blasio - Robert (as Raffi DiBlasio) , Josh Keaton - David (as Joshua Wiener) , Patricia Arquette - Arline Greenbaum, James Hong - Abacus Adder, Emerson Tran - Kid, Melissa DeLizia - Young Joan, Dori Brenner - Tutti Feynman, John Hammil - County Dr. #1 Jack Lindine - Mr. Greenbaum, Helene Moore - County Nurse #1 Carl Strano - County Dr. #2