One By One is a British

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

 television

Television

Television is a telecommunication medium for transmitting and receiving moving images that can be monochrome or colored, with accompanying sound...

 series made by the BBC

BBC

The British Broadcasting Corporation is a British public service broadcaster. Its headquarters is at Broadcasting House in the City of Westminster, London. It is the largest broadcaster in the world, with about 23,000 staff...

 between 1984 and 1987.

The series, created by Anthony Read

Anthony Read

Anthony "Tony" Read is a British script editor, television writer and author. He was principally active in British television from the 1960s to the mid-1980s, although he occasionally contributed to televised productions until 1999. Starting in the 1980s, he launched a second career as a print...

, followed the career of international veterinarian

Veterinarian

A veterinary physician, colloquially called a vet, shortened from veterinarian or veterinary surgeon , is a professional who treats disease, disorder and injury in animals....

 David Taylor

David Taylor (veterinarian)

David Taylor, BVMS, FRCVS, FZS, born in Rochdale, Lancashire in 1934, is a veterinary surgeon. He qualified at the University of Glasgow School of Veterinary Medicine in 1956 and was the first veterinary surgeon to specialise in Zoo and Wildlife medicine.Taylor has worked with zoo and wild animals...

 (called Donald Turner in the series) and his work caring for exotic animals at zoos in Britain, from the 1950s to the 1970s. Each series was set during a different decade, with exteriors filmed at Dudley Zoo

Dudley Zoo

Dudley Zoological Gardens is a zoo located within the grounds of Dudley Castle in the town of Dudley, in the Black Country region of the West Midlands, England...

, Chester Zoo

Chester Zoo

Chester Zoo is a zoological garden at Upton-by-Chester, in Cheshire, England. It was opened in 1931 by George Mottershead and his family, who used as a basis some animals reported to have come from an earlier zoo in Shavington. It is one of the UK's largest zoos at...

 and Knowsley Safari Park

Knowsley Safari Park

-External links:**...

. Thirty-two episodes were made in total.

Rob Heyland

Rob Heyland

Rob Heyland is a British actor turned television writer.His first TV role was as a police constable in a 1982 episode of The Professionals entitled Cry Wolf....

 starred as Turner, while other major cast members included James Ellis

James Ellis (actor)

James Ellis is an actor from Northern Ireland with a television career of more than 45 years. He went to school at Methodist College Belfast and later studied at both Queen's University Belfast and the Bristol Old Vic....

, Sonia Graham, Peter Gilmore

Peter Gilmore

Peter Gilmore is a British actor, perhaps best known for his portrayal of Captain James Onedin in the BBC Television period drama The Onedin Line. He also had roles in eleven Carry On films, and played the heroic lead in the adventure film Warlords of Atlantis...

, Heather James, Catherine Schell

Catherine Schell

Katherina Freiin Schell von Bauschlott is an Hungarian-born actress best known for her work on British televison.Schell rose to fame in various British film and television productions in the 1960s and 1970s...

, Peter Jeffrey

Peter Jeffrey

Peter Jeffrey was a British actor with many roles in television and film.Jeffrey was born in Bristol, the son of Florence Alice and Arthur Winfred Gilbert Jeffrey. He was educated at Harrow School and Pembroke College, Cambridge but had no formal training as an actor...

, Andrew Robertson and Christina Nagy.