Career: Parts in the films Othello (1965) and The Virgin Soldiers (1968) were followed by TV shows UFO, Some Mothers Do 'Ave 'Em and Van der Valk. In 1978, he landed the role of James Herriot in All Creatures Great and Small, becoming one of the most popular actors on British TV. The series returned in the early Nineties but Timothy later blamed it for typecasting him. He has narrated the hit docusoap Vets in Practice and can be seen in the BBC's daytime medical drama, Doctors, in which he plays Dr Brendan 'Mac' Maguire. He's also directed some episodes of the show and an edition of The Afternoon Play.

Career: Hardy made his TV debut in Twelfth Night in 1957 and went on to appear in a series of films and TV shows before the BBC drama All Creatures Great And Small made him a star in 1978. He appeared in another version of Twelfth Night in 1980. Other highlights include Winston Churchill: The Wilderness Years, The Far Pavilions, Mary Shelley's Frankenstein, Sense and Sensibility, Shackleton, and Harry Potter and the Chamber of Secrets. He played William Whitelaw in Margaret, a 2009 TV film about the life of politician Margaret Thatcher. He died on August 3, 2017 at the age of 91.

Career: Davison's first professional role was in Love's Labour's Lost at Nottingham Playhouse in 1972 and his TV debut came in a 1975 episode of The Tomorrow People. A lean spell followed (during which he spent 18 months working in a tax office in Twickenham), but his big break came in 1978 when he landed the role of Tristan Farnon in All Creatures Great and Small. In 1981, he took over from Tom Baker as the fifth Doctor Who, but quit three years later for fear of being typecast. Other career highlights include A Very Peculiar Practice, Campion, At Home with the Braithwaites, The Last Detective, The Complete Guide to Parenting, Distant Shores and Law & Order: UK. Throughout 2010, he starred in the West End production of Legally Blonde, and directed and wrote a spoof documentary called The Five(ish) Doctors to tie in with Doctor Who's 50th anniversary in 2013.