Big Finish produce under licence a range of Doctor Who and Doctor Who-related audio adventures on CD and in print. Their range includes:
Original audio adventures starring the Fifth, Sixth, Seventh and Eighth, Ninth and Tenth Doctors and companions
Audio adventures with a "what if...?" premise and a range of well-known actors playing the Doctor.
Audio adventures narrated by a Doctor's companion.
Original audio adventures starring Lisa Bowerman as Benny Summerfield.
Benny in print.
Original audio adventures starring Elisabeth Sladen as Sarah Jane Smith.
Gareth Thomas and the pepperpots star in two series of audio adventures.
Paul Magrs's irrepressible Time Lord Iris Wildthyme in a series of audio adventures.