According to The Hollywood Reporter, Neal McDonough has joined the cast of The Guardian for Touchstone Pictures and Beacon Pictures. Buena Vista Pictures will distribute domestically.

The film, which stars Ashton Kutcher, Kevin Costner and Sela Ward, revolves around the relationship between a rebellious Coast Guard enlistee (Kutcher) and a legendary rescue swimmer (Costner). McDonough will play Skinner, a protege of Costner's character. Andy Davis will direct the film from a screenplay by Ron Brinkerhoff and James Vanderbilt.