Collins' stage credits include Monty Python's Spamalot, The Ritz, Moonchildren and Putting It Together. He is also co-starring in the new ABC series No Ordinary Family and has a recurring role on ABC's Private Practice. He is well known for his work on the TV series 7th Heaven.
Brothers & Sistesr was created by playwright Jon Robin Baitz. The series also stars Sally Field, Rachel Griffiths,, Matthew Rhys, Dave Annable, Luke MacFarlane, and Patricia Wettig.