Question: What movie did Don L. Harper compose that is about the US Coast Guard?

Context paragraphs:
Ensign Bafflestir: Ensign Bafflestir is a cartoon strip created by the artist Ron Marlett during his enlistment in the United States Coast Guard.  The cartoon ran from 1971 to 1974 in the US Coast Guard publication "Pacific Shield", and featured a tongue-in-cheek look at daily life in the Coast Guard, as expressed through the exploits of a fictional ensign.

Don L. Harper: Don Loren Harper is a Los Angeles-based film composer, songwriter, conductor, and arranger whose credits include films such as "The Guardian", "National Treasure", "Training Day", "Armageddon", "The Rock", "Twister", "Broken Arrow", "Assassins", and "Speed".  Harper composed and conducted the music for Disney's direct-to-video releases "The Lion King 1½", "Tarzan & Jane", and "".  He also created the scores for the television series' "The Magnificent Seven" and "The Twilight Zone", and the TV movie "Houdini".

East Beach Station: East Beach Station (or US Coast Guard Station-St.  Simons Island or Historic Coast Guard Station) is a station of the U.S. Coast Guard in St. Simons, Georgia, located at 4201 1st Street.  It was built in 1936 as a part of the Works Progress Administration initiated by President Franklin D. Roosevelt.  The Coast Guard Station played a part in World War II when it helped save the crew of two merchant ships, the  and the Esso Baton Rouge, both tankers.  These two ships were torpedoed by a German submarine "U-123" .  The station is one of the forty-five originally built by President Roosevelt, and is one of the few that have survived to this day.

Thomas McAdams: Thomas McAdams (born June 14, 1931) is a retired US Coast Guard master chief petty officer and former rescue boat commander.  He is considered the most famous enlisted person to serve in the US Coast Guard in history, saving over one-hundred lives over a 27 year-long career throughout the Pacific Northwest.

Surfman Badge: The Surfman Badge is a military badge of the United States Coast Guard, issued to enlisted or officer personnel who qualify as Coxswains authorized to operate surf boats in heavy surf.  Surf boats are boats that are designed to operate under extreme weather and sea conditions.  Some surf boats that the Coast Guard operates are the 47-foot Motor Lifeboat (MLB), the (now decommissioned) 44-foot MLB, 42-foot Near Shore Lifeboat (SPC-NLB) and the 52-foot MLB (the only "Boats" in the Coast Guard to be given names) such as "Victory" at Station Yaquina Bay, Oregon, the oldest steel motor lifeboat in the US Coast Guard.

Training Center Yorktown: The US Coast Guard Training Center (TRACEN) in Yorktown, Virginia is one of four major Coast Guard training facilities in the United States.  The others are Training Center Petaluma, Training Center Cape May and the Aviation Technical Training Center, located in Elizabeth City.  TRACEN Cape May is the only US Coast Guard Base used for Basic Military Training or "boot camp".  TRACEN Yorktown, TRACEN Petaluma and the Aviation Technical Training Center are locations for Coast Guard's apprentice level "A" and advanced level "C" Schools.

The Guardian (2006 film): The Guardian is a 2006 action-adventure drama film directed by Andrew Davis.  The film stars Kevin Costner, Ashton Kutcher and Melissa Sagemiller.  The film's title is introduced by a mythic tale: people lost at sea often claim they feel a presence lifting them to the surface, breathing life into their bodies while they are waiting for help to arrive.  They call this presence "The Guardian".  The setting for the film is the United States Coast Guard and their Aviation Survival Technician (AST) program.  "The Guardian" was released on September 29, 2006.

Coast Guard Officers' Sword: The Coast Guard Officers' Sword, used by the United States Coast Guard, is almost identical to the Model 1852 Navy Officers' Sword.  The only difference is that the Coast Guard Officers' Sword has "US Coast Guard" inscribed on it instead of "US Navy".

Shoreline Managers: Shoreline Managers Ltd is an American marine insurance company.  It supplies guarantees to the US Coast Guard to enable a Certificate of Financial Responsibility to be issued to its members, and has been doing so since becoming operational in conjunction with the effective date of the legislation, December 28, 1994.  Shoreline Mutual's sole activity is to act as a guarantor on behalf of its members, and is authorized by the US Coast Guard for the purpose of issuing guarantees up to the limits required by Oil Pollution Act 1990 legislation.

Coast Guard Station Gloucester: United States Coast Guard Station Gloucester is a United States Coast Guard station located in Gloucester, Massachusetts.  It is located on Harbor Loop on the Mainland.  The first successful US Coast Guard Air Station was located on Ten Pound Island in Gloucester Harbor.

Supporting paragraphs: Don L. Harper The Guardian (2006 film)
Answer: The Guardian