An American actor renowned for his intense performances, he gained fame in the mid-20th century. Born in 1911 in New York City, he began his career in theater before transitioning to film. He is best known for his roles in classics like "On the Waterfront" and "12 Angry Men." His portrayal of complex, often authoritative characters earned him critical acclaim. Nominated for several awards, he also had a successful television career. He passed away in 1976, leaving a lasting legacy in acting.