The former U.S. president accidentally crashed the set of Reacher, which stars Alan Ritchson as the titular character, as the show was filming its forthcoming fourth season in Philadelphia on Monday, June 16. A representative for Biden confirmed to Entertainment Weekly that the meetup was not planned.

The blockbuster action star shared a series of images of the impromptu meet-and-greet along with a joke that they discussed "string theory and quantum entanglement."

Joe Biden accidentally crashed the set of Reacher on his way to breakfast Monday in Philadelphia, inadvertently strolling onto the premises as crew members filmed a police chase scene for the fourth season of the Prime Video thriller.