- Frank Oz (Bert)
- Sonia Manzano (Maria Figueroa Rodriguez)
- Roscoe Orman (Gordon Robinson)
- Martin P. Robinson (Telly Monster/Aloysius Snuffleupagus/Irvine/Slimey (voice))
- Suki Lopez (Nina)
- Violet Tinnirello (Charlie)
- Jennifer Barnhart (Zoe (voice))
- Ryan Dillon (Elmo (voice))
- Alan Muraoka (Alan)
Sesame Street — S22E103
Episode: Elmo and friends play Wubbaball
Air Date: 1991-04-03
Overview
Big Bird and Jelani welcome the viewer when Elmo comes rushing in. He tells them and the kids about what just happened to him involving some blue monsters and a Wubbaball. Big Bird tries to get him to clarify what a "Wubbaball" is, but Elmo cuts him off as he starts his story. Sponsors: C, P, 7