Billy Smart's Children's Circus (series)
From Tardis Wiki, the free Doctor Who reference
Billy Smart's Children's Circus was a live show which was aired on BBC One in the 1970s.
The 1974 edition of the series featured Jon Pertwee as the Third Doctor, driving the Whomobile into the circus. This part of the episode was rereleased on the Invasion of the Dinosaurs DVD.
