Discover
Original Release
04/13/1979
US Release
04/13/1979
Cast
| Name | Character |
|---|
| Linda Bove | Linda |
| Northern Calloway | David |
| Emilio Delgado | Luis |
| Jack Dodson | Man in Letter U cartoon |
| Olga Felgemacher | Mrs. Bolinski |
| Jim Henson | Thomas Twiddlebug / Ernie / Salvador Dada |
| Richard Hunt | Timmy Twiddlebug |
| Bob McGrath | Bob |
| Jerry Nelson | Mr. Johnson / Tina Twiddlebug / Biff / High Singer |
| Roscoe Orman | Gordon |
Directors
Writers
Jeff Moss, Sara Compton, Judy Freudberg, Tony Geiss, Emily Perl Kingsley, David Korr, Ray Sipherd
Cast
| Name | Character |
|---|
| Linda Bove | Linda |
| Northern Calloway | David |
| Emilio Delgado | Luis |
| Jack Dodson | Man in Letter U cartoon |
| Olga Felgemacher | Mrs. Bolinski |
| Jim Henson | Thomas Twiddlebug / Ernie / Salvador Dada |
| Richard Hunt | Timmy Twiddlebug |
| Bob McGrath | Bob |
| Jerry Nelson | Mr. Johnson / Tina Twiddlebug / Biff / High Singer |
| Roscoe Orman | Gordon |
| Frank Oz | Grover / Bert / Tessie Twiddlebug |
| Bob Payne | The Building Inspector |
| Joe Raposo | Middle Singer |
| Buffy Sainte-Marie | Buffy |
| Caroll Spinney | Oscar the Grouch / Big Bird / Lefty the Salesman |
| Jeff Moss | Low Singer |
Producers
| Name | Role |
|---|
| Al Hyslop | Executive Producer |
| Jack Burns | Producer |
| Michael J. Cozell | Producer |
| Lisa Simon | Producer |
| Edith Zornow | Producer |
