Top Cast
Gordon Thomson
Sir Robin the Brave
Jim Henson
Kermit / Garth / King Rupert (voice)
Frank Oz
Gawain (voice)
Jerry Nelson
Robin / Featherstone (voice)
Carl Banas
Sweetums (voice)
Jerry Juhl
Taminella / Kay (voice)
Trudy Young
Princess Melora
Heather Henson
Prince Kermit (uncredited)