Himself
Murray (voice)
Steve Trevor / George "Digger" Harkness / Captain Boomerang / Orm Marius / Ocean Master (voice)
Murray / Radio Voice (voice)
Murray (voice)
Jack Riggins / Igor (voice)
Private / Leopard Seal #3 (voice)
Gill Callahan
Henchman (voice)
Johnathan Chambers / Johnny Quick, The Jester (voice)
Whirlen Merlin (voice)
Dr. Moss
Mr. Pratt
Michael Applebaum
Billy Duke
Deputy Grady
Presidential Aide
David
Col. E. Porter Alexander
Day Bellhop
Dr. Zee