Before ISA, Thomas trained with Howard Fine, and ATYP.
He is currently in Violent Extremism at the Depot Theatre and radio-play series Pulp Fury Radio. He has worked on feature films Being Dead and The System, and Craft Meth for Collegehumor.
At Sydney Actors School, he was in shorts Cardboard Daisies and Better Love Next Time. In theatre, he played Brad in An Index of Metals (dir. Kip Williams), Jason in The Girlie Show (dir. Wayne Tunks) and William in Punk Rock (dir. Luke Beattie).