Tom and Jerry

Tom and Jerry was a cartoon on Earth.

Toshiko Sato told Ianto Jones that she had worked with mice long enough to know that their love of cheese was a cliché born out of old Tom and Jerry cartoons. (PROSE: Slow Decay)

Behind the scenes
Tom and Jerry were created by Hanna-Barbera founders and. The Hanna-Barbera studio would go on to create two TV shows starring the characters: and.