Muppet Babies

"Greg Berg – Baby Fozzie, Baby Scooter, Dr. Julius Strangepork (archive footage)"

"Barbara Billingsley – Nanny"

"Dave Coulier (1986–1991) – Baby Animal, Baby Bunsen, Baby Bean Bunny, Baby Janice, Uncle Statler and Waldorf, Camilla (occasionally)"

"Katie Leigh – Baby Rowlf, Mrs. Mitchell"

"Howie Mandel (1984–1985) – Baby Skeeter, Baby Animal, Baby Bunsen"

"Laurie O'Brien – Baby Piggy"

"Russi Taylor – Baby Gonzo, Robin, and Camilla (occasionally), Aunt Fanny"

"Frank Welker – Baby Kermit, Baby Beaker, Baby Skeeter (1986–1991), Camilla, The Chief Inspector of Scotland Yard"

"Bob Bergen - Link Hogthrob (archive footage)"

"Peter Cullen – Smoggy the Bear (ep. 33), Football-Playing Bear (ep. 33)"

"Pat Fraley - Announcer"

"Jim Henson - Dr. Teeth (archive footage, ep. 61)"

"Hal Rayle - Miss Piggy (archive footage)"

"Hank Saroyan - Himself"

"Debra Toffan - Herself"