Doctor Who: Greatest Show In The Galaxy - Doctor Who: Greatest Show In The Galaxy - DVD

Although Ace hates clowns, the Doctor decides to take his companion to the Psychic Circus on the planet Segonax. There they find a group of scared performers who live in fear of the sinister and creepy Chief Clown. But what is so dangerous about this particular circus, why is there such a small audience and will Ace be able to overcome her fear before it's too late?