- 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 — S3E57
Episode: Episode 332
Air Date: 1972-02-02
Overview
Big Bird is bored because he has nothing to do. He asks everyone he meets - Maria, David and Bob - if he can help them to do something, and they all decline his offer. Muppets-Sherlock Hemlock investigates the letter N.