Peter trained at RADA and classical singing at University of Glasgow.

Stage credits include: Original West End Cast of Waitress The Musical (Aldephi Theatre); The Strange Undoing of Prudencia Heart (National Theatre of Scotland, New York - DRAMA DESK AWARD); Cockpit (Royal Lyceum, Edinburgh- CATS AWARD); The 306: Dawn (National Theatre of Scotland), FourPlay (Theatre 503); Shakespeare In Love (Sonia Freidman, West End); One Arm (Southwark Playhouse); Mock Tudor (Pleasance Courtyard); A Clockwork Orange (Nottingham Playhouse); The Pooki (Park Theatre); The Wallace (Finborough Theatre).

Film and television credits include: Mr Turner (Thin Man Films); Above The Clouds (Third Light Films); Doctor Who (BBC); I Hate Suzie (Sky Atlantic); and Unforgotten (ITV).

Voiceover credits include: RBS; Gumtree; Blis; Bank of Scotland; Ballantines Whiskey; 4Music; NHS; Scary Show (Animated film by Cal Brunker & Bob Barlen).