– Robin Williams – Seymour Parrish
- Dustin Hoffman - Walter Finch
- Connie Nielsen - Erica Olsen
- Carla Gugino - Lydia
- John Turturro - Seymour „Sy“ Parrish, Jr.
- Michael Peña - Juan
- Laura Elena Harring - Nina Romano
- Amy Aquino – Krankenschwester
- Marianne Leone Cooper - Frau Parrish
- Marc Margolis - Don
- Miltos Yerolemou - Detektiv Garcia
– Christopher J. Hanke – Detektiv
- George Touliatos – Detektiv
- George Wyner - Hotdog-Mann