32 votes
Dr. Karl Sternau, the personal physician of the count Bismarck, who spent much of his youth in Mexico, is sent back to that country during the occupation by French troops in the service of the Austrian 'Emperor' Maximilian, to carry an encouraging letter from U.S. President Lincoln to the nationalist Mexican president Benito Juarez.

Status: Released
Released Date: 1965-03-04
Runtime: 101 mins
Director: Robert Siodmak
Spoken language: Deutsch
Genres: Adventure, Western
Original title: Mercenaries of the Rio Grande
Production Companies: Serena, Avala Film, Franco London Films, CCC Filmkunst
Production Countries: France, Germany, Italy, Yugoslavia

Lex Barker

Gérard Barray

Rik Battaglia

Michèle Girardon

Alessandra Panaro

Theresa Lorca

Ralf Wolter

Fausto Tozzi

Hans Nielsen

Gustavo Rojo

Kelo Henderson

Jean-Roger Caussimon

Friedrich von Ledebur

Jeff Corey