Arnold Ferguson first saw lacrosse action with the New Westminster, British Columbia, Adanacs in 1939.

During the war he played for the R.C.A.F. and United Services Teams in Victoria. From 1945 to 1949 he played with the Adanacs and participated in six Mann Cup Championships, helping to win three of these. He was instrumental in forming the Victoria Shamrocks and in 1950 was named winner of the Maitland Trophy. During his 309 senior game career, he scored 277 goals and 281 assists for 558 points.

He recorded 23 hat tricks-15 league, 6 playoff, and two in Mann Cup play.