Mr. Curnick's many roles at Stratford included La Fleche in The Miser, Old Shepherd and Archidamus in The Winter's Tale, Gremio in The Taming of the Shrew, Pellinore in Camelot, Sir Jasper in The Country Wife, Duncan in Macbeth, Teiresias in Bacchae, Colonel Pickering in My Fair Lady, Lafew in All's Well That Ends Well, Antonio in Much Ado About Nothing, and Polonius in Hamlet and Rosencrantz and Guildenstern Are Dead. His final season was in 1998.

Mr. Curnock was born in London, England on May 9, 1922, and studied for the stage with Italia Conti. He made his debut on the English stage at the age of eight. As a 13-year-old he appeared at the London Palladium in Peter Pan.

He spent a season at the Birmingham Repertory Theatre, then returned to London where he enjoyed a five-year run with Hermione Gingold in the Sweet and Low revues, which were performed for American and Canadian soldiers. His West End credits included Under Milk Wood and Irma La Douce, directed by Peter Brook, and Oh, What a Lovely War!. He also appeared in the latter on Broadway. His only other Broadway credit was in the short-lived Feydeau farce There's One in Every Marriage in 1972.

He was nominated for a Dora Mavor Moore award for his role in Quartermaine’s Terms (Theatre Plus) and a Joseph Jefferson Award for best supporting actor in Twelfth Night (Goodman Theatre, Chicago).

He is survived by a daughter in Ohio and a son in Florida.