Orson Bean
Frodo Baggins / Bilbo Baggins (voice)

Roddy McDowall
Samwise Gamgee (voice)

John Huston
Gandalf (voice)

Theodore Gottlieb
Gollum (voice)

Casey Kasem
Meriadoc 'Merry' Brandybuck (voice)

Sonny Melendrez
Peregrin 'Pippin' Took (voice)

Theodore Bikel
Aragorn (voice)

William Conrad
Lord Denethor (voice)

Don Messick
King Theoden / Easterling / The Mouth of Sauron (voice)

Paul Frees
Orc / Uruk-Hai / Capt. Shagrat / Lt. Snaga / Lord Elrond (voice)

John Stephenson
Gondorian Guard / Dwimmerlaik - The Witch-King of Angmar (voice)

Nellie Bellflower
Eowyn / Dernhelm (voice)

Glenn Yarbrough
The Minstrel (voice)