Mark Ruffalo (born November 22, 1967, in Kenosha, Wisconsin, U.S.) is an American actor, producer, and activist. He studied acting at the Stella Adler Conservatory and spent years working in theater and independent films, gradually establishing himself through emotionally rich performances and a commitment to character-driven storytelling.
He gained critical acclaim with films such as You Can Count on Me, Foxcatcher, Spotlight, and Poor Things, earning multiple Academy Award nominations. He also achieved global recognition as Bruce Banner and the Hulk in the Marvel Cinematic Universe. Known for naturalistic acting, he excels in both dramatic and mainstream productions.
He has continued starring in acclaimed film and television projects while actively supporting environmental and social causes. With decades of critical recognition, industry respect, and a diverse body of work spanning independent cinema and blockbuster franchises, he remains a defining figure in contemporary film and television.