Scarlett Johansson as Black Widow - Iron Man 2 Movie - Video Clip. Scarlett Johansson as Natalie Rushman / Natasha Romanoff: She works in the legal department of Stark Industries and is highly qualified, speaking multiple languages including Latin and Russian. An undercover spy for S.H.I.E.L.D. posing as Stark's assistant.

Selene (In 2003's Underworld, Beckinsale became known as an actor ) is the protagonist of Underworld, Underworld: Evolution, and Underworld: Awakening. Selene was born to a Hungarian family. She is estimated to have been born around the year 1383.
As a vampire, Selene frequently demonstrates superior physical abilities. She is proficient with many weapons, both medieval and modern. Modern firearms that she uses include the Walther P99 and a variety of automatic machine pistols....

Marvel Studios presents in association with Paramount Pictures Marvel's The Avengers -- the Super Hero team up of a lifetime, featuring iconic Marvel Super Heroes Iron Man, The Incredible Hulk, Thor, Captain America, Hawkeye and Black Widow. When an unexpected enemy emerges that threatens global safety and security, Nick Fury, Director of the international peacekeeping agency known as S.H.I.E.L.D., finds himself in need of a team to pull the world back from the brink of disaster. Spanning the globe, a daring recruitment effort begins.