Fred Jones / Fred / Dynomutt / Cab Driver / Cat / Clarence / Curator / Desk Clerk / Director / Eric Arby / Frog / Kim Chow Ling / King Katazuma / Ling Foo / Nick / Professor Greer / Professor Stonehack / Red Sparks / Simon Grady
Additional Voices / Albert Tross / Announcer / Aztec Statue Monster / Buck Bender / Captain Eddie / Chief Manook / Chief Wiggins / Coast Guard Officer / Demon Leader / Dr. Grimsley / Ebenezer Crabbe / Ghost of Juan Carlos / Ghost of Major Andre / Ghost of Milo Booth / Gorilla / Government Agent / Gramps The Vamp / Jamie Cragmoore / Jim Moss / Juan Martinez / Leon Vanaugh / Luis Jaguaro / Mamba Wamba / Matt Blake / Merlin / Mr. Clive the Guard / Mr. Dilly / Mr. Doherty / Mr. Hanson / Pilot / Professor Brixton / Professor Kreuger / Race Announcer / Rambling Ghost / Red Heron / Rod Kennedy / Roger / Salari / Sam Crenshaw / Sheriff Swenson / Viking Ghost Leader / Voices / Von Klamp / Wimbledon Announcer / Zarko