 Steve WhitmireErnie / Mo / Troll / Frosty Four Leader (voice) | Ernie / Mo / Troll / Frosty Four Leader (voice) |
 Eric JacobsonBert / Grover (voice) | Bert / Grover (voice) |
 Fran BrillPrairie Dawn / Zoe / Frosty Four Singer (voice) | Prairie Dawn / Zoe / Frosty Four Singer (voice) |
 Kevin ClashBenny Rabbit / Elmo / Frosty Four Singer (voice) | Benny Rabbit / Elmo / Frosty Four Singer (voice) |
 Carmen OsbahrRosita (voice) | Rosita (voice) |
 Stephanie D'AbruzzoFlo / Frosty Four Singer (voice) | Flo / Frosty Four Singer (voice) |
 David RudmanCookie Monster (voice) | Cookie Monster (voice) |
 Jim HensonKermit the Frog / Bip Bippadotta / Lavender Anything Muppet in Fat Cat (voice) (archive footage) | Kermit the Frog / Bip Bippadotta / Lavender Anything Muppet in Fat Cat (voice) (archive footage) |
 Louise GoldChicken (voice) | Chicken (voice) |
 Caroll SpinneyOscar the Grouch (voice) (archive footage) | Oscar the Grouch (voice) (archive footage) |
 Frank OzBert / Cookie Monster (credit song) / T-Shirt Salesman / Fat Blue Anything Muppet in Fat Cat (voice) (archive footage) | Bert / Cookie Monster (credit song) / T-Shirt Salesman / Fat Blue Anything Muppet in Fat Cat (voice) (archive footage) |
 Jerry NelsonKermit the Forg / Kermit the Gorf / Kermit the Grof / Green Anything Muppet in Fat Cat (voice) (archive footage) | Kermit the Forg / Kermit the Gorf / Kermit the Grof / Green Anything Muppet in Fat Cat (voice) (archive footage) |
 Richard HuntHarry (voice) (archive footage) | Harry (voice) (archive footage) |
 Ivy AustinBookworms Leader (voice) (archive footage) | Bookworms Leader (voice) (archive footage) |
