Darrell Rivers (53 episodes, 2020-2024)
Gwendoline Mary Lacey (51 episodes, 2020-2023)
Irene Edwards / Irene (47 episodes, 2020-2023)
Jean Dunlop / Jean (47 episodes, 2020-2023)
Mary-Lou Linnett / Mary-Lou / Mary Lou (44 episodes, 2020-2023)
Matron (44 episodes, 2020-2023)
Sally Hope (40 episodes, 2020-2023)
Alicia Johns (33 episodes, 2020-2023)
Mam'zelle Rougier (29 episodes, 2020-2023)
Ellen Wilson (27 episodes, 2021-2022)
Ron / Ronald Gilson (24 episodes, 2020-2023)
Wilhelmina 'Bill' Robinson (19 episodes, 2022-2023)
Mr. Parker (19 episodes, 2021-2023)
Miss Grayling / Miss Elizabeth Grayling (16 episodes, 2021-2022)
Miss Grayling / Miss Elizabeth Grayling (15 episodes, 2020-2023)
Felicity Rivers (14 episodes, 2023-2024)
June Johns (13 episodes, 2023)
Clarissa Carter (13 episodes, 2023)
Katherine (13 episodes, 2020)
Miss Johnson / Jennifer Johnson / Julia Johnson (13 episodes, 2022)
Emily Lake / Emily (13 episodes, 2020)
Susan Heather (13 episodes, 2023)
Connie Batten (12 episodes, 2023)
Miss Potts (12 episodes, 2020)
Ruth Batten (12 episodes, 2023)
Pamela Worthington (7 episodes, 2020)
Georgina Thomas (6 episodes, 2021)
Margaret Lake (6 episodes, 2020)
Fred (6 episodes, 2022-2023)
Mavis Allyson (5 episodes, 2022)
Mrs. Rivers (4 episodes, 2020-2023)
Mr. Lacey (4 episodes, 2022)
Felicity Rivers (4 episodes, 2020-2022)
Mrs. Lacey (4 episodes, 2020-2022)
Mr. Rivers (4 episodes, 2020-2023)
Mr. Edwards (3 episodes, 2023)
Mr. Thomas (3 episodes, 2021)
Sebastian / Sebastian Fairweather (2 episodes, 2021-2022)
Victor / Victor Fredericks (2 episodes, 2021-2022)
Clifford (2 episodes, 2021-2022)
Cyril (2 episodes, 2021-2022)
Mr. Hampson (1 episode, 2022)
Mrs. Parker (1 episode, 2023)
Great Granny Mary (1 episode, 2022)
Miss Venables (1 episode, 2022)
Mrs. Beck (1 episode, 2022)
Baby Kathleen (1 episode, 2023)
Mrs. Hope (1 episode, 2020)
Joan Lacey (1 episode, 2020)
Granny Margot (1 episode, 2021)
Penelope (1 episode, 2020)
Mrs. Crossley (1 episode, 2023)
Miss Gale (1 episode, 2020)
Major Withers (1 episode, 2023)
Lance Corporal Bennett (1 episode, 2023)
Amelia (1 episode, 2022)
Mr. Jones (1 episode, 2024)
Senior Student (uncredited) (6 episodes, 2020)
Navy Parent (uncredited) (1 episode, 2020)
Sleeping Student (uncredited) (1 episode, 2020)
Mother (uncredited) (1 episode, 2020)
Station Porter (uncredited) (1 episode, 2021)