- Entered Yale University as a pre-med student before becoming interested in acting his sophomore year.
- After graduating from college, he studied acting at the Circle in the Square Theater School in New York.
- Made Broadway debut in the 1977 production of Gemini.
- Is the only Star Trek regular to have written an episode (Star Trek: Voyager's sixth season episode "Life Line").
- In the late 1980s, appeared simultaneously on two ABC series: the war drama China Beach and the ABC coming-of-age classic Wonder Years.
- Released a CD of parody songs in 2001.
- Is a member of the Planetary Society, a not-for-profit astronomy organization.
- 1989, Emmy — Outstanding Guest Actor in a Comedy Series: Nominee
- Nicolette Picardo — Daughter
- Gina Picardo — Daughter
- Linda Pawlik — Wife (separated)
- Yale University, New Haven, Connecticut, United States (BA in Drama, 1974)
Season 1, Episode 18
- Birth Place: Philadelphia, Pennsylvania, United States
- Birthday: October 27, 1953, Scorpio
- Profession: Actor
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