Simon Porter / Simon (9 episodes, 2017-2019)
Frankie (9 episodes, 2017-2019)
Lucy (9 episodes, 2017-2019)
Tillman (7 episodes, 2017-2019)
Mr. Pradeep (7 episodes, 2017-2019)
Anthony De La Mer (6 episodes, 2019)
Jane Bison (6 episodes, 2017-2019)
Dr. Bartholomew (5 episodes, 2019)
Dr. McKenzie (4 episodes, 2017-2019)
Dr. Kelly (3 episodes, 2017)
Alice (3 episodes, 2019)
Janice / Janice Grimm (2 episodes, 2017-2019)
Terry / Terry Grimm (2 episodes, 2017-2019)
Mark (1 episode, 2017)
Rebecca (1 episode, 2017)
Pippa (1 episode, 2019)
Penny (1 episode, 2019)
Graham Post (1 episode, 2019)
Hutch (1 episode, 2017)
Alan (1 episode, 2017)
Linda Porter (1 episode, 2019)
Freda (1 episode, 2019)
Mendel Dolem (1 episode, 2017)
(1 episode, 2019)
Ham (1 episode, 2019)
Billy Tarsal (1 episode, 2017)
Gladys (1 episode, 2017)
Cheese (1 episode, 2019)
Frank Barton (1 episode, 2019)
David (1 episode, 2019)
Frankie's Sister (1 episode, 2019)
Policeman (1 episode, 2019)
Dr. A Friend (1 episode, 2017)
Lewis (1 episode, 2017)
Dalai Lama (1 episode, 2019)
Howard (1 episode, 2019)
PC Mortimer (1 episode, 2019)
Nurse (1 episode, 2019)
Dr. Walsh (1 episode, 2019)
Mrs. Weig (1 episode, 2019)
Clinton Carrack (1 episode, 2017)
WPC Newman (1 episode, 2019)
Surgical Team Member (1 episode, 2019)
Dr. Taylor (1 episode, 2019)
Ten-Year-Old Simon (1 episode, 2019)
Mrs. Jerome (1 episode, 2017)
Muzz (1 episode, 2019)
Barman (1 episode, 2017)
Patient (1 episode, 2017)
Patient (1 episode, 2019)
Receptionist (1 episode, 2019)
Porter (2017) (unknown episodes)
Porter / Doctor / Drunk Doctor (uncredited) (8 episodes, 2017-2019)
Ward Nurse (uncredited) (2 episodes, 2017)
Hospital patient (uncredited) (1 episode, 2017)
Consultant Doctor (uncredited) (1 episode, 2017)
Mr. Weig (uncredited) (1 episode, 2019)
Paramedic (uncredited) (1 episode, 2019)
Patient (uncredited) (1 episode, 2019)
Nurse Ruth (uncredited) (1 episode, 2019)