 He also won a silver medal in the 100-yard freestyle competition and finished fourth in the 440-yard freestyle, and sixth in the 1500-yard freestyle.After his swimming career concluded, Larson played Canadian football for the Hamilton Tigers and Hamilton Wildcats, the predecessors of the modern-era Hamilton Tiger-Cats of the CFL.While later working as a police officer, he earned extra income as a professional wrestler under the pseudonym "Irish Tom Collins" for fifteen years.