On this day 5 years ago, "AVENGERS: ENDGAME" was released in theaters.

The final chapter of the Infinity Saga was directed by Anthony and Joe Russo from a screenplay by Christopher Markus and Stephen McFeely. The film cost $400 million to make and had an unprecedented opening weekend of $1.2 billion, and would eventually go on to gross $2.8 billion. It briefly became the highest-grossing film of...