He played for the Boston Bruins, Toronto Maple Leafs, Alberta/Edmonton Oilers, Cleveland Crusaders, and Chicago Black Hawks.
Harrison was the Oilers' team-scoring champion in their inaugural (1972–73) season.
That season he also set an Oilers' record by scoring 10 points (3G and 7A) in an 11-3 win over the New York Raiders in January 1973 .
[1] Before starting his professional career, Harrison set a record in junior hockey for the WHL of fastest natural hat trick, having scored 3 goals in 24 seconds for the Estevan Bruins during a 6-5 win over the Regina Pats in December 1966.
[2] This biographical article relating to a Canadian ice hockey centre born in the 1940s is a stub.