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: David Tennant (born David John McDonald; 18 April 1971) is a Scottish actor and voice actor.
i don't know