The Martians, sometimes called "the Yip-Yips", are interplanetary visitors, presumed to be from the planet Mars, who are terrified by things like clocks, telephones and computers on Sesame Street. They rarely come face-to-face with other characters on the show.
Yip Yip Martians has been suggested to play 68 roles. Click below to see other actors suggested for each role, and vote for who you think would play the role best.
