Brett trained at RADA. His theatre credits include Dear World (Charing Cross Theatre), Phaedra (The Cockpit Theatre), The Tempest (RSC/Little Angel), Oh! What a Lovely War (Haymarket, Basingstoke), La Bohème (Cock Tavern Theatre), Coalition: Westminster Side Story (Theatre 503), The Tempest (Gda?sk Shakespeare Festival), Poetry Show (English Scene), Last Seen (Almeida), Winterlove (The Drill Hall), Baz Luhrmann’s A Midsummer Nights Dream, The Magic Flute, Cavalleria Rusticana, Pagliacci (Opera Australia). Film includes: Thinner than Water (Frisardi Productions). For radio: The Cook and the Insurgent (BBC Radio 3).