Question: What was the original name of the special forces unit that was the main focus of the movie The Cockleshell Heroes?

Context paragraphs:
1º Compañía de Comandos &quot;Iquique&quot;: The 1st Commandos Company "Iquique" ("1º Compañía de Comandos "Iquique"" in Spanish) is special forces unit under the jurisdiction of northern Chile.  The unit is part of the 2nd Armored Brigade "Cazadores" ("2º Brigada Acorzada "Cazadores"" in Spanish) of the Sixth Army Division based in the first region of the country.  The Chilean Army has been restructured into more independent armored brigades and shaped only by professional people, meaning that each squad possesses a special forces unit.

Special Boat Service: The Special Boat Service (SBS) is the special forces unit of the Royal Navy of the United Kingdom.  The SBS can trace its origins to the Second World War to the Army Special Boat Section formed in 1940.  After the Second World War, the Royal Marines formed special forces with several name changes with Special Boat Company adopted in 1951 which was re-designated as the Special Boat Squadron in 1974 and on 28 July 1987 to the Special Boat Service after assuming responsibility for maritime counter terrorism.

Cuerpo de Fuerzas Especiales: The Mexican Cuerpo de Fuerzas Especiales (Special Forces Corps) is a special forces unit of the Mexican Army.  Formerly the "GAFE" (Grupo Aeromóvil de Fuerzas Especiales | Special-Forces Airmobile Group), the SF Corps has six battalions; one is the "Fuerza especial de reaccion", a quick-response unit, and one is assigned to the Paratroopers Rifle Brigade; the motto of the SF Corps is "Todo por México" (Everything for Mexico).  Within the SF Corps, there are regular, intermediate, and veteran -service troops.  The regular-service soldiers usually operate as light infantry.  The intermediate-service soldiers (lieutenants and captains) usually are instructors.  The veteran-service soldiers of the Grupo Aeromóvil de Fuerzas Especiales del Alto Mando (GAFE High Command) handle Black-Ops missions.  Also known as the COIFE, the Special Forces Corps of the Mexican Army is equivalent to the U.S. Army Special Forces.

Sean Drummond: Lt. Col. Sean Drummond is the protagonist of a series of novels written by Brian Haig.  He was born in 1965.  Son of a US Army colonel (who was injured in the Vietnam War), he joined the US Army as an infantry officer and was later recruited by a special forces unit nicknamed "The Outfit", until he was injured in combat and was forced to change his career path.  He became a member of a special group of JAG lawyers (Judge Advocate General Corps), which handles cases involving members of the US special forces or the military intelligence community.  In the beginning of his career as a JAG lawyer, he worked primarily in what is known as "Black Court," (officially called SPECAT Court) where special forces members are tried without risk of exposing their missions.  He went to Georgetown Law and graduated with the second highest grade in his class.

Korps Speciale Troepen: Korps Speciale Troepen (KST) was a Royal Netherlands East Indies Army (KNIL) special forces unit who was involved in the Indonesian National Revolution.  formed in 1948 from the DST (1945-1948) and raised together with the Royal Netherlands East Indies army in 1950.  It consisted about 570 men.  Later the 1st Parachute Company (strength about 250 men) integrated into the Corps.  Both units were established shortly after the end of World War II for deployment against the Indonesian nationalists.  They had a precursor in the Corps Insulinde that during World War II conducted secret missions against the Japanese in the occupied Dutch East Indies.  The KST, that would become a maximum strength of 1250 men, was composed of Dutch War Volunteers (OVW'ers), and Indo-European and native soldiers, including Moluccans.  The formation, which in its aftermath was renamed Special Forces Regiment (RST) was succeed by the present KCT ( Dutch Special Forces )

Giretsu Kuteitai: Giretsu (義烈空挺隊 , Giretsu Kūteitai ) ("Heroic Paratroopers") was an airlifted special forces unit of the Imperial Japanese Army formed from Army paratroopers, in November 1944 as a last-ditch attempt to reduce and delay Allied bombing raids on the Japanese home islands.  The "Giretsu" Special Forces unit was commanded by Lieutenant General Michio Sugahara.

Joint Special Operations Command (Jordan): The Special Operation Forces of the Jordanian Armed Forces serve as Jordan's premiere special forces unit.  Founded on April 15, 1963 on the orders of the late King Hussein, its primary roles include reconnaissance, counter-terrorism, search and evacuation, intelligence gathering combat, and the protection of key sites.  The Special Operation Forces are also charged with carrying out precision strikes against critical enemy targets.  The 14,000-strong unit are equipped and trained to be able to operate behind enemy lines for long periods without any logistical support, and is considered one of the finest special forces units in the world.

The Cockleshell Heroes: The Cockleshell Heroes is a 1955 British war film with Trevor Howard, Anthony Newley, Christopher Lee, David Lodge and José Ferrer, who also directed.  Set during the Second World War, it is a fictionalised account of Operation Frankton, the December 1942 raid on German cargo shipping by British Royal Marines Special Boat Service commandos in Bordeaux Harbour inserted using Folding kayak by submarine.  It was the first Warwick Film to be filmed in CinemaScope.  Producer Cubby Broccoli would go on to produce films about another famous commander of the Royal Navy in the James Bond franchise.

Special Operations Force (Singapore): The Special Operations Force (SOF) is the Republic's Army Special Forces composed of highly trained elite soldiers within the Singapore Armed Forces Commando Formation and an essential component of the joint special forces unit Special Operations Task Force (SOTF).  According to the Principles of Special Forces, the Republic's special forces thrive on their exceptional qualities and advanced skills, consisting highly adaptive individuals who are independent and can operate independently, and the Republic's special forces soldiers cannot be mass-produced and must be managed carefully.

Special Forces Regiment (Airborne): The Special Forces Regiment (Airborne) is a special forces unit of the Philippine Army and one of three specialized regiments of the Special Operations Command.  The unit is based on and continually trains with its american counterpart, the U.S. Army Special Forces (Green Berets).

Supporting paragraphs: The Cockleshell Heroes Special Boat Service
Answer: Army Special Boat Section