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Sonia Manzano as Maria |
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Caroll Spinney as Big Bird / Oscar (voice) |
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Jim Henson as Kermit / Ernie / Bip Bippadotta (voice) |
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Frank Oz as Bert / Grover / Cookie Monster (voice) |
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Fran Brill as "OP" Family Song (voice) |
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Jerry Nelson as "OP" Family Song / Farley / Two-Headed Monster (voice) |
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Richard Hunt as Two-Headed Monster (voice) |
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Martin P. Robinson as Old MacDougal / Rocky (voice) |
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Kevin Clash as Sam / Ferlinghetti Donizetti (voice) |
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Pam Arciero as Pammy / Honkers (voice) |
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Dick Maitland as Slimey (voice) |
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Northern Calloway as Same Sound Brown (voice) |
| Sound | Cheryl Hardwick | Music |
| Writing | Tony Geiss | Lyricist |
| Sound | Joe Raposo | Music |
| Sound | Joe Raposo | Songs |
| Sound | Cheryl Hardwick | Songs |
| Writing | Jeff Moss | Lyricist |
| Sound | Jeff Moss | Songs |
| Sound | Tony Geiss | Songs |
| Directing | Jon Stone | Director |
| Writing | Sara Compton | Writer |
| Sound | Sara Compton | Songs |
| Writing | Ray Sipherd | Writer |
| Writing | Joseph A. Bailey | Writer |
| Writing | Tony Geiss | Writer |
| Sound | Sam Pottle | Songs |
