His acting resume is extensive, appearing in numerous television programs including "The Equalizer", "Profit", "The X-Files", "Becker", ', ', "Charmed", "Roswell", "24", "Max Steel", "The Inside", and "Law & Order". In 1994 he portrayed Matthew Stoner in "Babylon 5" episode "Soul Mates". He is known for his role as Mickey Kostmayer in the 1980s show "The Equalizer", as well as for his recurring role as vampire hunter Daniel Holtz in the cult series "Angel", the spin-off from "Buffy the Vampire Slayer". He played the lead role in Stephen King's "Golden Years".