About.com: Mark Ruffalo talks about "XX/XY.&q
Interview with the actor about his role in the dramatic romance co-starring Kathleen Robertson and Petra Wright.
Hollywood Bitchslap: Mark Ruffalo - Official Busie
Paul Zimmerman talks with the actor about his career.
IBaller.com: Mark Ruffalo
Thumbnailed photograph gallery, free desktop wallpapers, and filmography.
IMDb: Mark Ruffalo
Filmography, awards, biography, agent, discussions, photos and news articles for the actor.
Independence: The Mark Ruffalo Fanlisting
Fan site includes a biography, fan forums, filmography, screen captures and fun facts.
Mark Ruffalo Online
Fan site contains information, a fan forum and chat rooms.
Star Chat: A Conversation with Mark Ruffalo
Bonnie Laufer talks with the actor about starring opposite Meg Ryan in the erotic thriller "In the Cut."
The Journal News: Invisible No More
William Booth talks to the actor about his career upturn.