- 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 — S15E56
Episode: Oscar contracts the grouch flu
Air Date: 1984-02-06
Overview
Oscar gets the grouch flu and becomes grouchier than ever, making everyone miserable. His friends try to help him recover despite his increased bad temperament. Sponsors: C, H, 2