Pedro Gregorio Armendáriz Hastings was born on May 9, 1912, in Mexico City, Mexico, to a Mexican father and an American mother. He would go on to become one of the most iconic and beloved figures in Latin American cinema, a leading man whose rugged good looks, intense screen presence, and versatile talent made him a defining star of the 1940s and 1950s. Alongside legendary actresses Dolores del Río and María Félix, Armendáriz helped shape the Golden Age of Mexican cinema, earning international acclaim and a lasting legacy as one of the region's greatest actors.

Armendáriz's path to stardom was not immediate. He spent part of his youth in the United States, attending school in California, and later studied engineering at the University of California, Berkeley. However, his passion for performance led him back to Mexico, where he began his acting career in the late 1930s. His early work included roles in films like María Candelaria (1944), a landmark Mexican film directed by Emilio Fernández that showcased his natural charisma and dramatic depth. This collaboration with Fernández and Dolores del Río proved pivotal, establishing Armendáriz as a major star. He became a frequent collaborator with Fernández, appearing in several of the director's most celebrated works, which often explored Mexican identity, culture, and social issues.

Armendáriz's career reached new heights with his performance in The Pearl (1947), an adaptation of John Steinbeck's novella directed by Fernández. His powerful portrayal of a humble pearl diver driven to desperation earned him the first of his two Ariel Awards for Best Actor, Mexico's highest film honor. He would win a second Ariel for his role in Soledad's Shawl (1952), a testament to his consistent excellence and range. Over his career, he received six Ariel nominations, solidifying his status as a critical darling. His work during this period often paired him with María Félix, creating one of cinema's most legendary on-screen pairings in films like Enamorada (1946) and Maclovia (1948).

Beyond the Mexican film industry, Armendáriz also found success in Hollywood, where his striking appearance and bilingual abilities made him a sought-after character actor. He appeared in major American productions, most notably playing the role of the Bandit in The Treasure of the Sierra Madre (1948), directed by John Huston and starring Humphrey Bogart. His performance in this classic film brought him international recognition. He later worked with John Wayne in The Conqueror (1956) and appeared in Diane (1956) and The Big Boodle (1957), among others. Armendáriz also ventured into European cinema, starring in films like The Littlest Outlaw (1955) and The Wonderful Country (1959), further expanding his global footprint.

Tragically, Armendáriz's life was cut short. He was diagnosed with cancer in the early 1960s, a battle he faced with characteristic stoicism. His final film role was a memorable appearance as the villain in the James Bond film Dr. No (1962), where he played the character of Professor Dent. The film's release coincided with his declining health. On June 18, 1963, Pedro Armendáriz died by suicide in Los Angeles, California, choosing to end his own life rather than suffer the debilitating effects of his illness. He was 51 years old. His passing marked the end of an era, but his legacy as a pioneering figure in Mexican and international cinema endures. His son, Pedro Armendáriz Jr., followed in his footsteps to become a respected actor in his own right, ensuring the Armendáriz name remained synonymous with talent and screen charisma for decades to come.