Mercenaries of the Rio Grande
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.
Top cast
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
Below are the streaming services currently carrying the movie “Mercenaries of the Rio Grande” in Canada, along with how each offers it (subscription, buy, or rent) and a direct link. Licensing differs by market, so availability in Canada can differ from other countries.
Where to watch Mercenaries of the Rio Grande in Canada
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
- Type
- —
- Starts
- Not available
- Ends
- Not available
- Category
- Not available
Not currently available on the supported providers in Canada.
Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 15 Sept 2026.