| Crowe, Russell |
John Nash |
| Harris, Ed |
Parcher |
| Connelly, Jennifer |
Alicia Nash |
| Plummer, Christopher |
Dr. Rosen |
| Bettany, Paul |
Charles |
| Goldberg, Adam |
Sol |
| Lucas, Josh |
Hansen |
| Rapp, Anthony |
Bender |
| Gray-Stanford, Jason |
Ainsley |
| Hirsch, Judd |
Helinger |
| Pendleton, Austin |
Thomas King |
| Cardone, Vivien |
Marcee |
| Simon, Jill M. |
Bar Co-Ed |
| Steinbach, Victor |
Prof. Horner |
| Clarke, Tanya |
Becky |
| Walsh, Thomas F. |
Captain |
| Doran, Jesse |
General |
| Cassella, Kent |
Analyst |
| Blindauer, Patrick |
MIT Student |
| Blaylock, John |
Photographer |
| Thinnes, Roy |
Governor |
| Easton, Anthony |
Young Man |
| Howard, Cheryl |
Harvard Administrator |
| Howard, Rance |
White-Haired Patient |
| Jenkins, Jane |
Code-Red Nurse (as JJ Chaback) |
| Stone, Darius |
Adjunct |
| Pais, Josh |
Princeton Professor |
| Toma, Alex |
Toby |
| Cardinalli, Valentina |
Joyce |
| Bougere, Teagle F. |
Young Professor |
| Allen, David B. |
John Nash, Jr. (Teenager) |
| Esper, Michael |
John Nash, Jr. (Young Man) |
| Burkley, Eva |
Girl at Bar (as Catharina Eva Burkley) |
| Walz, Amy |
Blond in Bar |
| Toomey, Tracey |
Brunette |
| Weedon, Jennifer |
Brunette |
| Thomas, Yvonne |
Brunette |
| Pitrago, Holly |
Brunette |
| Rosenfeld, Dr. Isadore |
Pen Ceremony Professor (as Isadore Rosenfeld) |
| Allen, Tommy |
Pen Ceremony Professor (as Thomas C. Allen) |
| Bayer, Dave |
Pen Ceremony Professor |
| Lewis, Brian Keith |
Pen Ceremony Professor |
| McNutt, Tom |
Pen Ceremony Professor |
| Dunham, Will |
Pen Ceremony Professor |
| Roberts, Glenn |
Pen Ceremony Professor |
| Jupp, Jr., Ed |
Pen Ceremony Professor (as Ed Jupp) |
| Stockton, Christopher |
Princeton Student |
| Dress, Gregory |
Princeton Student |
| Occhiogrosso, Carla |
Princeton Student |
| Samson, Matt |
Princeton Student |
| Nomura, Lyena |
Princeton Student |
| Fellegara, Kathleen |
Insulin Treatment Nurse |
| Klompus, Betsy |
Insulin Treatment Nurse |
| Savante, Stelio |
Technician |
| McCall, Logan |
Technician |
| Broder, Bob |
Technician |
| Bryant, Rich |
College |
| Austin, Reggie |
Pen Ceremony Professor (uncredited) |
| Baskin, Lloyd |
Professor (uncredited) |
| Bligh, James Thomas |
Nobel Prize Attendee (uncredited) |
| Chen, Dan |
Nobel Prize Ceremony Guest (uncredited) |
| Ellis, Berly |
Princeton Tutor '78 (uncredited) |
| Fernstrom, Scott |
Trent Humphres (uncredited) |
| Gordon, Gregory |
Student (uncredited) |
| Horton, Jason |
Princeton Student (uncredited) |
| Howard, Ron |
Man at Gouverners Ball (uncredited) |
| Penney, Reed |
MIT Student (uncredited) |
| Pierce, Michael C. |
Radio Operator (uncredited) |
| Pierre, Mills |
Princeton Student (uncredited) |
| Quigley, Susan |
Nobel Prize attendee (uncredited) |
| Stuart, Ned |
Professor (uncredited) |
| Sweeney, Dave |
Campus Cop (uncredited) |
| Tanaka, Alex |
Student Admirer (uncredited) |
| Tobin, John H. |
Shadow Figure (uncredited) |
| Todd, Jeffrey |
Princeton Student (uncredited) |
| Van Wyck, Erik |
Princeton Student (uncredited) |
