Between 2 August 2006 and 2 June 2007, Warlow appeared in the Opera Australia production of The Pirates of Penzance (a popular Gilbert and Sullivan comic opera), in which he played the role of the "Pirate King" – with performances during 2006 in Sydney, New South Wales (at the Sydney Opera House), in Canberra, Australian Capital Territory and in Brisbane, Queensland (at the Lyric Theatre, Queensland Performing Arts Centre), as well as enjoying full houses in Melbourne, Victoria in 2007.
