Septimus is a graduate of the National Institute of Dramatic Art. Television credits include Prosper, Home & Away, Street Smart, Underbelly Files: Chopper, Rake 2, Wild Boys, My Place 2, Laid, All Saints, Stingers, Cybergirl, Headstart, Jag and Water Rats. Film credits include Last Cab to Darwin, Happy Feet 2, LBF, Wolverine, The Netball Diaries (short), Ned and Peter Pan. Theatre credits include This Much is True, This Blasted Earth (A Christmas Miracle With Music) and Paradise for the Old Fitz and Comedy Of Errors for Bell Shakespeare. An accomplished voiceover artist, Septimus is also the series narrator for the hit reality series My Kitchen Rules for the Seven Network.