Richard Leech
Dr. Roger Hayman
The series was set around a general practice in north London and leading cast members included: Justine Lord, Nigel Stock, Barry Justice, Richard Leech, Isla Blair and Lynda La Plante (billed as Lynda Marchal). Nigel Stock's character, Dr. Thomas Owens, was the lead in a later spin-off series, Owen, M.D., which aired between 1971 and 1973. Most of the episodes produced are missing from the archives; 139 of the 160 shows are thought to be lost.
Richard Leech
Dr. Roger Hayman
Justine Lord
Dr. Liz McNeal
Pamela Duncan
Mrs. Groom
John Barrie
Dr. John Somers
Barry Justice
Dr. Bill Conrad
Nigel Stock
Dr. Thomas Owens
Joan Newell
Meg Owens
Lynda La Plante
Molly Dolan
Drewe Henley
Dr. David Owens
Stephen Yardley
Harry Fisher
Helen Cotterill
Beth Fisher
Isla Blair
Dr. Linda Carpenter
Maureen O'Reilly
Mrs. Baynes
Ann Castle
Helen Brockley
Robert Brown
Robert Thurlow
Pauline Yates
Celia Thurlow
Irene Hamilton
Louise Hayman
June Bland
Mrs. Lipska
Donald Bull
Writer
