In recent years, a lot of fans have gravitated to the idea of John Krasinski playing Reed Richards, a.k.a.
Mr. Fantastic, as thanks to Disney’s acquisition of 20th Century Fox, the Fantastic Four can finally included in the MCU.
Going even further, Krasinski’s wife, Emily Blunt, also has some history with the MCU, as she was previously lined up to play Black Widow in Iron Man 2 and Peggy Carter in Captain America: The First Avenger, but turned down both opportunities.