List of secondary characters

A secondary character is a character that either appear in several episodes, as a recurring character or a character appearing in a single episode, with major importance towards the plot development of that episode.

For other types of characters see


 * List of primary characters
 * List of tertiary characters
 * List of quaternary characters

List
List by chronological order, with major secondary characters appearing first.

Major secondary characters
Nixon, Zapp, Kif, Nibbler, Mom, Scruffy, Cubert and Dwight are considered major secondary characters, because of their important attachment towards the primary characters, but also because they either have an A or B plot revolving around them in a given episode, comic or film.
 * '''Richard Nixon's head
 * '''Zapp Brannigan
 * '''Kif Kroker
 * '''Nibbler
 * '''Mom
 * '''Scruffy
 * '''Cubert Farnsworth
 * '''Dwight Conrad

Season 1

 * This list is not finished, you are encouraged to finish it.


 * Mr. Panucci
 * Michelle
 * Terry
 * Lou
 * Ipgee
 * Smitty and Url
 * Leonard Nimoy
 * Horrible Gelatinous Blob
 * Sal
 * The Crushinator