Oliver is currently appearing in the West End production of The Choir of Man at The Arts Theatre.

Prior to this he was part of the UK tour of the Olivier Award-winning Best Musical, Come From Away.

Further theatre credits include:Standby Elder Cunningham in the London cast of THE BOOK OF MORMON (The Prince of Wales Theatre); Nicely Nicely Johnson in GUYS AND DOLLS (The Mill, Sonning); Roger in GREASE – UK National Tour (David Ian Productions); Marvin Columbus (Lead) COLUMBUS THE MUSICAL (Royal Caribbean); Vicar/Ensemble in SPEND SPEND SPEND (The Union Theatre); Barnaby in THE BAKERS WIFE (MKEC Productions); Singer in TIME AND MUSIC (Rapture House Theatre Company); Warren in ORDINARY DAYS (Top Note Arts); Rhodri in STOP THE TRAIN (Ribcaged Productions) and Ensemble/Male Swing in LITTLE SHOP OF HORRORS