Martin Mull is an American actor who has appeared in many television and film roles. He is also a comedian, painter, and recording artist. As an actor, he first became known in his role on Mary Hartman, Mary Hartman and its spin-off Fernwood 2 Night. Among his other notable roles are Colonel Mustard in the 1985 film Clue, Leon Carp on Roseanne, and Willard Kraft on Sabrina, the Teenage Witch.
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Buy Discography: 
| Play | Soundtrack | Movie/Serie | Type | Buy song | |
|---|---|---|---|---|---|
| They Never Met | Doctor Duck's Super Secret All-Purpose Sauce | performer | |||
| Bottoms Up | Dads | writer | |||
| Dancing in the Nude | The Benny Hill Show | writer | |||
| Drunken Dad | Dads | writer | |||
| For She's a Jolly Good Fellow | Clue | performer | |||
| Love Conquers All | Wonder Woman | performer | |||
| Noble Eskimo | Dads | composer | |||
| Que Sera, Sera (Whatever Will Be, Will Be) | Sabrina, the Teenage Witch | performer | |||
| Sabrina | Sabrina, the Teenage Witch | performer | |||
| Time of My Life | A Futile and Stupid Gesture | writer | |||
| Up Where We Belong | Sabrina, the Teenage Witch | performer |