Mark Withers
- Compleanno:
- 06/25/1947
- Luogo di nascita:
- Binghamton, New York, USA:
 | The Phoenix Incident (2015) Bill Lauder |
 | Turn Around Jake (2014) Leo Zaker |
 | Alex: The Life of a Child (1986) Mac Deford |
 | Basic Training (1985) Captain Drysdale |
 | The Hugga Bunch (1985) Parker Severson |
 | Her Life as a Man (1984) Tom |
 | Something About Amelia (1984) Jensen |
 | Death of a Centerfold: The Dorothy Stratten Story (1981) Billy Compton |
 | Wild and Wooly (1978) Will |