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 Victoria Yeates Sister Winifred Guest Star Cliff Parisi Fred Buckle Guest Star Josie Walker Officer Owen Guest Star Lacey Turner Stella Crangle Guest Star Fiona Skinner Maureen Williams Guest Star Tara Ellis Tout 1 Guest Star Dean Christie Tout 2 Guest Star Hugh Warren Producer Heidi Thomas Writer Juliet May Director Liz Lake Writer