Oyuncular

• Russell Crowe — John Nash
• Jennifer Connelly — Alicia Nash
• Ed Harris — William Parcher
• Josh Lucas — Martin Hansen
• Adam Goldberg — Richard Sol
• Christopher Plummer — Dr. Rosen
• Paul Bettany — Charles Herman
• Judd Hirsch — Helinger
• Josh Pais — Princeton Professor
• Anthony Rapp — Bender
• Tanya Clarke — Becky
• Thomas F. Walsh — Captain
• Erik Van Wyck — Princeton Student
• Valentina Cardinalli — Joyce
• Teagle F. Bougere — Young Professor
• Tracey Toomey — Brunette
• Jesse Doran — General
• Michael Esper — John Nash Young Man
• Jason Gray-Stanford — Ainsley Neilson
• Austin Pendleton — Thomas King
• Vivien Cardone — Marcee
• Victor Steinbach — Prof. Horner
• Kent Cassella — Analyst
• Patrick Blindauer — MIT Student
• Roy Thinnes — Governor
• Cheryl Howard — Harvard Administrator
• Rance Howard — White-Haired Patient