Nato/a il August 12, 1931 · Chicago, Illinois, USA
Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | La storia fantastica | 1987 | |
| Writer | Joker - Wild Card | 2015 | |
| Writer | Last Action Hero - L'ultimo grande eroe | 1993 | |
| Writer | La figlia del generale | 1999 | |
| Writer | Butch Cassidy | 1969 | |
| Writer | Spiriti nelle tenebre | 1996 | |
| Writer | Potere assoluto | 1997 | |
| Writer | Il maratoneta | 1976 | |
| Writer | La pietra che scotta | 1972 | |
| Writer | Black Jack | 1987 |