Brant has worked in theatre since the early 1980s. For State Theatre Company of South Australia appearances include Carrying Light, Lion Pig Lion and God of Carnage; and the joint STCSA and Sydney Theatre Company production of David Williamson’s The Removalists. Recent appearances include A Promenade of ShortsThe Flint Street NativityThe Man From EarthCaligula, The Conspirators, The White House Murder Case, Two Brothers, Don Parties On and Titus Andronicus, all for Red Phoenix Theatre; Jerusalem and Holy Day for the Theatre Guild; and Bracken Moor for Independent Theatre.

Brant regularly reads poems for Radio National. He has received three Adelaide Critics Circle Awards; for directing Shakespeare’s Julius Caesar, acting in Oleanna for the Theatre Guild and acting in The Conspirators and Two Brothers for Red  Phoenix. He also received TASA’s Best Male Performer award for his role as Rooster in Jerusalem for the Theatre Guild. Brant’s most recently performed to critical acclaim in the role of Tom Sergeant in Verendus Theatrical’s production of David Hare’s Olivier Award winning play, Skylight.