Mark Conroy (born 1957 in Melbourne) is an Australian actor. He is also known for his international modelling career. He is perhaps best known for his role as Glen Young in the television soap opera Sons and Daughters in 1985–86. He then played crooked shark fisherman Zac Burgess in Home and Away. He is no longer working at Shaftesbury School teaching science. He left St Michael's Catholic Grammar school in 2018. He has now retired back to Australia References External links Australian male television actors People from Melbourne Living people 1957 births