(Playwright) Broadway: On Golden Pond, The West Side Waltz (starring Katharine Hepburn and Dorothy Loudon). Off-Broadway: The One About the Guy in the Bar. Off Off-Broadway: The Valentine Fairy, Zipless, The Penis Responds. Regional: The Elixir (Isis Theatre Company); Potato Head for President (Pitman’s Freight Room); A Sense of Humor (starring Jack Lemmon and Estelle Parsons); Murdering Mother, Another Summer (Seacoast Repertory Theatre); Amazons in August (Generic Theatre, Norfolk, VA); American Terrorist (Speakeasy Stage Company); Rip Your Heart Out (Arena Stage); White People Christmas (Zephyr Theatre, Hollywood). Film: On Golden Pond (starring Katharine Hepburn, Henry Fonda, and Jane Fonda; Academy Award for Best Adapted Screenplay), Sweet Hearts Dance (starring Susan Sarandon and Jeff Daniels), 1969 (starring Robert Downey, Jr. and Winona Ryder). TV: Answers (starring Burgess Meredith and Eileen Brennan),Take Me Home Again (starring Kirk Douglas and Craig T. Nelson), The West Side Waltz (starring Shirley MacLaine and Liza Minnelli), Out of Time (co-writer), and On Golden Pond (starring Julie Andrew and Christopher Plummer in a live telecast).