watch mark ruffalo take an avengers: endgame lie detector test on the tonight show /

designate Ruffalo is known for something among the Avengers cast, and it's not for being tight-lipped. Ruffalo is one of two Marvel Cinematic Universe stars (along with Spider-Man Tom Holland_ who's become notorious for — accidentally or otherwise —dropping spoilers for upcoming films in various interviews.

Source: blastr.com