Norman Yemm
Norman Yemm was an Australian actor, opera singer, musical theatre performer and sportsman. He had spent many years as a chief baritone with the Australian Opera appearing in such roles as Don Pasquale and was a frequent performer in the musical theatre world most notably as Curly in Oklahoma, and the Pirate King in The Pirates of Penzance, he also appeared in South Pacific and The Sound of Music, prior to his television roles. As a sportsman Yemm was a professional runner for many years and an AFL footballer.
Norman Yemm was born in 1933 in Elsternwick, Victoria. He has an identical twin brother, Gordon who is a professional musician and shares Normans success on the track and as a performer.
Source: Wikipedia