Max Adrian
— The Abbot
Tony Selby
— Brother Malachy
Elizabeth Begley
— Auntie
Derek Francis
— The Procurator
Bernard Archard
— The Prior
Barry Lowe
— Father Cyprian
Roger Hammond
— Father Ambrose
John Sharp
— Mr. Goulburn
Tarn Bassett
— Antonia Jacobs
Jonathan Drew
— Frank
Hatti Riemer
— Miss Trimbush
Joan Bakewell
— Joan Bakewell