Released May 4, 2012
Runtime: 2 Hours 23 Minutes
Director: Josh Whedon
Starring: Robbert Downey Jr., Chris Evans, Mark Ruffalo, Chris Hemsworth, Scarlett Johanson, Jeremy Renner

When Thor’s evil brother, Loki (Tom Hiddleston), gains access to the unlimited power of the energy cube called the Tesseract, Nick Fury (Samuel L. Jackson), director of S.H.I.E.L.D., initiates a superhero recruitment effort to defeat the unprecedented threat to Earth. Joining Fury’s “dream team” are Iron Man (Robert Downey Jr.), Captain America (Chris Evans), the Hulk (Mark Ruffalo), Thor (Chris Hemsworth), the Black Widow (Scarlett Johansson) and Hawkeye (Jeremy Renner).
Source: https://www.rottentomatoes.com/m/marvels_the_avengers