Doug Riley, C.M. (April 24, 1945 – August 27, 2007) was a Canadian musician. Born in Toronto, Ontario and informally referred to as "Doctor Music", he spent two decades with the Famous People Players as its musical director, besides his participation on over 300 album projects in various genres. Riley died of a heart attack on August 27, 2007. Riley was a graduate of the University of Toronto and studied with the Royal Conservatory of Music.