Mark Rolston

Mark played a psycho murderer, Karl Mueller, in Babylon 5. As if that wasn't enough for him, he's been in loads of other SF parts ... in Aliens, he played Drake; RoboCop 2 brought out his character of Stef; in Star Trek TNG, he was Lt. Pierce; he's also been in Profit, JAG, Eraser, From the Earth to the Moon (as Gus Grissom!!!), Angel, Enterprise, Cold Case (as Ari Gordon), and he was recently in the new series Reaper.