Mark Metcalf
Mark Metcalf  is the actor who played the Hirogen Medic in the  fourth season episodes  and .

He is better known, however, for playing Doug Neidermeyer in  (with Bruce McGill) and as "the Master" on . He also played the abusive father in the music video for Twisted Sister's Top-40 hit We're Not Gonna Take It. Metcalf appeared in two episodes of Seinfeld (starring Jason Alexander). Soon after his Voyager appearance, he would appear in three episodes of JAG as a naval officer named Captain Pike (who was given his position after Terry O'Quinn's recurring character was promoted to Admiral).

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VOY performers
Performers