[2][3] Larry made his professional wrestling debut in the 1960s for George Gardiner Promotions in Australia then soon left for New Zealand[4] before joining World Championship Wrestling in 1964.

[5] In 1971 Davies started teaming up with Ron Miller as one-half of the tag team "The Australians" touring the United States and in 1973 he went on a tour of Japan with All Japan Pro Wrestling[6][7] Davies became a co-owner of Australian wrestling company WCW Australia along with Ron Miller in 1974 up until 1978.

[10] Davies had a match with his son, Jeff O'Day, at World Championship Wrestling's Clash of the Champions XIX as participants in a tag team tournament for the then vacant NWA World Tag Team Championship.

They were eliminated in the first round by The Miracle Violence Connection (Steve Williams and Terry Gordy).

[12][13][14] Larry remained involved in the wrestling industry until his death from liver cancer on 30 June 1997.