In 1974, he appeared in two episodes of the television series Hawaii Five-O, played Cody Allen on the detective series Riptide from 1983 to 1986, and in 1995, appeared on Melrose Place as Kristin Davis' father. He also played the president of the United States in Roland Emmerich's 2004 disaster film The Day After Tomorrow.
- The Making of Star Wars For Radio: A Fable For the Mind's Eye
- Episode IV: A New Hope Read-Along Storybook and CD
- Episode V: The Empire Strikes Back Read-Along Storybook and CD
- Star Wars: The National Public Radio Dramatization
- The Empire Strikes Back: The National Public Radio Dramatization
- Return of the Jedi: The National Public Radio Dramatization
- "Adventures in the Audiosphere" — Star Wars Insider 201