Robert Downey Jr. recently shared exciting pictures on Instagram of an outing with his co-stars from the upcoming film "Oppenheimer." The photos featured Downey with Emily Blunt, Cillian Murphy, and Matt Damon, against the backdrop of the New York City skyline. One of the pictures also had John Krasinski photobombing the group, adding an element of surprise to the photo.

He captioned the post, "Linking up with my Oppenheimer cast mates...wait, is that a Krasinski photo bomb or might there be a surprise cameo???"