updated list
#3 Joel Grey
- Gorgon Heap Monster (big and purple) eats the maid (Piggy) and Watson (Baskerville) in a Sherlock Holmes sketch.
#14 Sandy Duncan
- Crocodile eats two frogs (but spits them back out at the end)
#15 Candice Bergen
-Behemoth eats (or rather has eaten) Kermit in Vets' Hospital
#16 Avery Schreiber
- Gorgon Heap eats Wayne (of Wayne & Wanda)
#19 Vincent Price
- Behemoth (big yellow monster) eats Shakey Sanchez (small pink creature) various times during rendition of "I've Got You Under My Skin"
- Gorgon Heap eats Pierre LaCousse and apparently Kermit
- Monster TV eats viewer; monster desk eats the newsman
#26 Zero Mostel
- Behemoth tries to eat Zero
- Zero tries to eat Sam Eagle; Big Mama tries to eat Zero
#28 Rich Little
- Gorgon Heap/Big V (Gorgon Heap with new, very long nose) eats Lenny the Lizard
#34 George Burns
- Luncheon Counter Monster (big purple/blue monster) eats a talking computer
I wouldn't really count the Elton John one; they don't actually eat him, just bite at his feet.
#47 John Cleese
- Big Mama Monster (large brown monster) eats John's agent
#48 Cloris Leachman
- Sweetums and DogLion try to eat Cloris
#64 Danny Kaye
- a construction worker is eaten by his lunchbox
#91 Lynda Carter
- Crocodile eats the Newsman
#111 Caroll Burnett
- weird alien creature (Big Mama) eats Piggy
David "Gorgon Heap" Ebersole