Futurama

 was an animated series created by Matt Groening, set in the year 3000.

It featured a fictionalised version of Richard Nixon, as a villainous disembodied head. (PROSE: Tricky Dicky)

Behind the scenes

 * Three Futurama episodes have directly referenced Doctor Who.
 * In the episode, the Fourth Doctor appears.
 * In, the Fourth Doctor can be seen again, and a disembodied head in a jar in the Hall of Presidents with a name plaque reading "Amelia Pond" appears.
 * In, a deactivated Dalek is among many robot parts.