What is the name of the Scottish actor who has played the part of 'Doctor Who', and who played the part of Daniel in a British radio sitcom as part of a childless couple?
Double Income, No Kids Yet: Double Income, No Kids Yet is a British radio sitcom written by David Spicer and originally broadcast on BBC Radio 4 from June 2001 to November 2003. Double Income, No Kids Yet:  There were three series of six episodes each starring David Tennant as Daniel and Elizabeth Carling as Lucy, a childless couple in a world of people with children. David Tennant:  He is best known for his roles as the Tenth Doctor in the British television series "Doctor Who", Alec Hardy in "Broadchurch", Giacomo Casanova in the TV serial "Casanova", Kilgrave in "Jessica Jones", and Barty Crouch, Jr.
i don't know