Biography
Gregory Scott Cummins is an American character actor. Born on 10 March 1956 in Orinda, California, he is known for his role as Ryan in the film Cliffhanger (1993) and recurring appearances as Luther in It's Always Sunny in Philadelphia (from 2005) and as Detective Moore (Crate) in Bosch (2014–2021) and its spin-off Bosch: Legacy.
He has appeared in supporting roles in films including Batman Returns (1992) and The Italian Job (2003), as well as guest roles in series such as Bones (2005), NCIS (2003) and S.W.A.T. (2017). Cummins holds a B.A. in Theatre Arts from the University of California, Berkeley, and an M.F.A. in Acting from the University of California, Los Angeles (1985).
