What the cast of JAG look like in real life

[post_page_title]Mark Costello in real life[/post_page_title]

Mark Costello’s first acting credit was all the way back in 1983, where he played a tiny part in the sports drama Bay City Blues. His big break, however, came in 1990 when he landed the role of Carl in the after-school soap opera, Tribes. Aside from JAG, Mark Costello has had plenty of roles in some huge TV shows, including ER, Murder She Wrote, General Hospital, and Criminal Minds; he certainly likes the crime and medical dramas! His most recent role was in the comedy movie, Doobious Sources.

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