Final answer:
Samuel L. Jackson has appeared in over 150 films, establishing himself as a significant and successful African American actor in the film industry.
Step-by-step explanation:
Samuel L. Jackson is a prolific actor known for many roles across a wide range of film genres. While the question does not specify an exact number of movies, Samuel L. Jackson has appeared in over 150 films, making him one of the most successful African American actors in Hollywood. His career has been marked by versatility and a strong presence in both leading and supporting roles. His filmography includes a variety of blockbuster films, independent projects, and everything in between. This range and his numerous appearances make him an iconic figure in American cinema and a significant contributor to the success of many films.