Ari Leventhal

 was a filmmaker. He made the film Invasion Earth: 2062 AD, dealing with the joint human-Kubthukian invasion of a Quav'lor ship.

Leventhal was captured by Kubthukians and put on trial for misrepresenting their participation in the event. He was rescued by the Eighth Doctor and Charley Pollard, who had also taken part in the invasion. (PROSE: Doctor Who and the Adaptation of Death)