The marketing campaign for Pirates of the Caribbean: On Stranger Tides was extensive and global, with a focus on social media, television advertising, and promotional partnerships. The film's trailers and TV spots generated significant buzz, highlighting the film's action-packed sequences and spectacular visual effects.

The casting process for Pirates of the Caribbean: On Stranger Tides was a lengthy and rigorous one, with several actors auditioning for key roles. One of the most significant additions to the cast was Penélope Cruz as Angelica, the daughter of the infamous pirate Blackbeard. Cruz's character would become a central figure in the story, adding a new layer of complexity to the narrative.

The film was released on May 20, 2011, and debuted in 3D IMAX theaters in several countries. The film's opening weekend was a major success, with Pirates of the Caribbean: On Stranger Tides grossing over $220 million worldwide.

Pirates of the Caribbean: On Stranger Tides received generally positive reviews from critics, with many praising the film's visuals, action sequences, and performances. The film holds a 72% approval rating on Rotten Tomatoes, with many critics praising Depp's performance as Captain Jack Sparrow.

The film's use of 3D technology was also a significant aspect of its production. The decision to shoot in 3D allowed the filmmakers to create a more immersive experience for audiences, drawing viewers into the world of the film.