In 1965, adventurer John Hamilton (Michael Dudikoff) agreed to ferry a team of doctors down the Amazon to help stem a plague decimating the natives. What they found was the stronghold of a fugitive Nazi doctor (Robert Vaughn) continuing to perform inhuman experiments...and determined to make sure his hidden atrocities stayed that way. Golan/Globus adaptation of the Alistair Maclean actioner co-stars Donald Pleasence, Herbert Lom, L.Q. Jones. 107 min. Widescreen; Soundtrack: English Dolby Digital stereo; audio commentary; theatrical trailer.