Nicolas Michael Angelis was born on 29 April 1944 in Paddington, London to an English mother, Margaret (née McCulla) (1920–1947), and a Greek father, Evangelos Angelis (1894–1959). He was raised in Dingle, Liverpool. He trained at the Royal Scottish Academy of Music and Drama, Glasgow, where he played roles in, among other works, Brendan Behan's The Hostage and The Zykovs by Maxim Gorky. He was featured in Boys from the Black Stuff (1982) and G.B.H..