This is a 27" x 39" Egyptian poster designed by Sami for the 1975
Emilio Vieyra Argentine film Los Irrompibles AKA The
Unbreakables written by Antonio Rosso and Emilio Vieyra and
starring Jorge Martinez as Harry El Caliente. Plot summary: This is a
comedy "spaghetti" western about two bungling detectives from Uruguay
named Harry El Caliente and Billy El Frio [Ricardo Espalter] who come
to the aid of a wealthy orphaned heiress named Laura [Graciela
Alfano]. They have constant clashes with bandits and other hardships
but are always rescued just in time by four riders in white hats and
frock coats who act as their guardian angels.