<Tr> <Th> Spouse (s) </Th> <Td> Diane J. Russell (m . 1973; div. 1975) Sandra Dickinson (m . 1978; div. 1994) Elizabeth Morton (m . 2003) </Td> </Tr> <Tr> <Th> Children </Th> <Td> 3, including Georgia Moffett </Td> </Tr> <P> Peter Davison (born Peter Malcolm Gordon Moffett; 13 April 1951) is an English actor with many credits in television dramas and sitcoms . He became famous as Tristan Farnon in the BBC's television adaptation of James Herriot's All Creatures Great and Small stories . His subsequent starring roles included the sitcoms Holding the Fort and Sink or Swim, the fifth incarnation of the Doctor in Doctor Who, Dr. Stephen Daker in A Very Peculiar Practice and Albert Campion in Campion . He later played David Braithwaite in At Home with the Braithwaites, "Dangerous" Davies in The Last Detective and Henry Sharpe in Law & Order: UK . </P> <P> Davison was born to Claude and Sheila Moffett in Streatham, London . Claude was originally from British Guiana (now Guyana), and worked as a radio engineer before opening a grocer's shop, whilst Sheila worked in intelligence during World War II before becoming a homemaker . Davison had three sisters: Shirley, Pamela and Barbara . Whilst in Streatham, he attended Granton Primary School . The family then moved to Knaphill in Surrey . During this time, Davison was a member of an amateur theatre company called the Byfleet Players . Before becoming an actor, he gained three O - levels at Winston Churchill School, St John's, Woking, Surrey, and then had several odd jobs, including a stint as a mortuary attendant and a Hoffman Press operator . </P>

Who played tristram in all creatures great and small