Mercenaries of the Rio Grande
1965, German. Directed by Robert Siodmak.
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.
- Runtime
- 1h 41m
- Post-credits
- None listed
- Language
- German
- Rated
- Check local
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Mercenaries of the Rio Grande isn’t streaming on any OTT platform in India yet; it released on 4 March 1965.
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Part of a series
Karl Sternau: watch order
Cast & crew
- Robert SiodmakDirector
- Lex BarkerDr. Karl Sternau
- Gérard BarrayCount Alfonso di Rodriganda y Sevilla
- Rik BattagliaCaptain Lazoro Verdoja
- Michèle GirardonJosefa
- Alessandra PanaroRosita Arbellez
- Theresa LorcaKarja
- Ralf WolterAndreas Hasenpfeffer
- Fausto TozziBenito Juarez
- Hans NielsenDon Pedro Arbellez
- Gustavo RojoLieutenant Potoca
- Kelo HendersonFrank Wilson
- Jean-Roger CaussimonMarshal Bazaine
Details
- Released
- 4 March 1965
- Original title
- Der Schatz der Azteken
- Country
- France, Germany, Italy, Yugoslavia
- Written by
- Robert A. Stemmle, Georg Marischka, Ladislas Fodor
Check ratings elsewhere
News & fan talk
After Mercenaries of the Rio Grande
What comes next in the series.
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Mercenaries of the Rio Grande: quick answers
What comes after Mercenaries of the Rio Grande?
Next in the series: Pyramid of the Sun God (1965).
Is Mercenaries of the Rio Grande worth watching?
Mercenaries of the Rio Grande doesn’t have enough ratings for a verdict yet.
How long is Mercenaries of the Rio Grande?
Mercenaries of the Rio Grande runs 101 minutes (1h 41m).
Does Mercenaries of the Rio Grande have a post-credits scene?
None is listed for Mercenaries of the Rio Grande. Viewers tag these on TMDB, so a brand-new film may not be tagged yet.
Mercenaries of the Rio Grande parents guide: is it suitable for kids?
No age rating is listed for Mercenaries of the Rio Grande yet.
Which OTT platform is Mercenaries of the Rio Grande on?
Mercenaries of the Rio Grande isn’t streaming on any OTT platform in India yet; it released on 4 March 1965. (Checked 14 November 2026.)
What movies are like Mercenaries of the Rio Grande?
If you liked Mercenaries of the Rio Grande, try Treasure of Silver Lake, Young Guns II, The Treasure of the Sierra Madre.
Who directed Mercenaries of the Rio Grande?
Mercenaries of the Rio Grande (1965) was directed by Robert Siodmak and stars Lex Barker, Gérard Barray, Rik Battaglia.