In the Fabulous Thirties, Doc Savage and his five Amazing Adventurers are sucked into the mystery of Doc's father disappearing in the wilds of South America. The maniacal Captain Seas tries to thwart them at every turn as they travel to the country of Hidalgo to investigate Doc's father's death and uncover a vast horde of Incan gold.
Ron Ely
as Clark 'Doc' Savage Jr.
Paul Gleason
as Maj. Thomas J. 'Long Tom' Roberts
William Lucking
as Col. John 'Renny' Renwick
Michael Miller
as Lt. Col. Andrew Blodgett 'Monk' Mayfair
Eldon Quick
as William Harper 'Johnny' Littlejohn
Darrell Zwerling
as Brig. Gen. Theodore Marley 'Ham' Brooks
Paul Wexler
as Capt. Seas
Janice Heiden
as Adriana
Robyn Hilton
as Karen
Pamela Hensley
as Mona
Bob Corso
as Don Rubio Gorro
Carlos Rivas
as Kulkan
