Jessica Raine Jenny Lee Actor Jenny Agutter Sister Julienne Actor Pam Ferris Sister Evangelina Actor Judy Parfitt Sister Monica Joan Actor Helen George Trixie Franklin Actor Bryony Hannah Cynthia Miller Actor Miranda Hart Chummy Browne Actor Vanessa Redgrave Mature Jenny (voice) Guest Star Nicola Sloane Annie Lacey Guest Star Cliff Parisi Fred Guest Star Dorothy Atkinson Jane Sutton Guest Star Laura Main Sister Bernadette Guest Star Warren Clarke John Lacey Guest Star Velile Tshabalala Monique Hyde Guest Star Kaye Wragg Rita Bailey Guest Star Kitty Stafford Sylvie Bailey Guest Star Minkie Spiro Director Harriet Warner Writer