Marin Sais, a talented individual with a rich family history, was descended from one of the earliest Spanish families to settle in California, with Marin County being named after an ancestor. Notably, she was blessed with a fine singing voice, which initially led her to pursue an operatic career in New York after graduating from school.
However, her plans took an unexpected turn, and she soon found herself appearing in two-reel comedies for Vitagraph, marking the beginning of her journey in the film industry. Her career progressed steadily, and she soon transitioned to working in full-length films and serials.
As her fame grew, Marin Sais ventured to Hollywood, where she became a staple in westerns, often sharing the screen with renowned actor Hoot Gibson. She also established herself as a fixture in action serials, captivating audiences with her performances.
In 1920, Marin Sais tied the knot with cowboy actor Jack Hoxie, and the couple appeared in several films together before divorcing five years later. With the advent of sound in the film industry, Marin Sais began to focus on character roles rather than her usual leading or featured roles, often working on low-budget independent films.
Throughout her career, Marin Sais seemed to have a penchant for westerns, with few exceptions, and her films continued to be dominated by this genre until her retirement in 1953.