Awards
- Academy Award
Best Adapted Screenplay, ON GOLDEN POND
- Golden Globe
Best Screenplay, ON GOLDEN POND
Best Motion Picture, Drama, ON GOLDEN POND
- Writers Guild Award
Best Adapted Screenplay, ON GOLDEN POND
- British Academy Award Nomination
Best Adapted Screenplay, ON GOLDEN POND
- Daytime Emmy Nomination
Best Director, OUT OF TIME
- Broadway Drama Guild
Best Play, ON GOLDEN POND
- Tony Nomination
Best Revival, ON GOLDEN POND (with James Earl Jones and Leslie Uggams)
- The George Seaton Award for Playwrights
Ahmanson Theatre, Los Angeles
- Drama-logue Critics Award
Playwriting, ON GOLDEN POND
- Doctor of Letters
McDaniel College (formerly Western Maryland)
- Alumni Award
Outstanding Achievement in the Performing Arts
American University
- Grand Master Award
Outstanding Achievement:
Stories That Touch Our Lives
New Century Writer Awards
- Theatre Hall of Fame
American University
- Distinguished Communicator Award
Plymouth State University
- Major Award
Outstanding Achievement in the American Theatre
New England Theatre Conference (NETC)
- Imaginaire Award
Imagine Magazine
- Francis Grover Cleveland Lifetime Achievement Award
New Hampshire Theatre Awards
- First Annual Ernest Thompson Community Engagement Award
River Town Film Festival