Question: Go North starred the eldest son of which bodybuilder?

Context paragraphs:
Baron Addington: Baron Addington, of Addington in the County of Buckingham, is a title in the Peerage of the United Kingdom.  It was created on 22 July 1887 for the businessman and Conservative Member of Parliament, John Hubbard.  He was head of the firm of John Hubbard & Co and also sat as a Member of Parliament for Buckingham and the City of London.  His eldest son, the second Baron, was a partner in the family firm of John Hubbard & Co and represented Buckingham in the House of Commons as a Conservative.  He was succeeded by his eldest son, the third Baron.  He was three times Mayor of Buckingham.  On the death of his younger brother, the fourth Baron, the line of the eldest son of the first Baron failed.  The title passed to their first cousin once removed, the fifth Baron.  He was the grandson of Hon. Cecil John Hubbard, third son of the first Baron.  s of 2016 , the title is held by his eldest son, the sixth Baron.  He is one of the ninety elected hereditary peers that remain in the House of Lords after the passing of the House of Lords Act of 1999.  Lord Addington sits on the Liberal Democrat benches.

Baron Plunket: Baron Plunket, of Newtown in the County of Cork, is a title in the Peerage of the United Kingdom.  It was created in 1827 for the prominent Irish lawyer and Whig politician William Plunket.  He served as Lord Chancellor of Ireland from 1830 and 1834 and again from 1835 to 1841.  His eldest son, the second Baron, was Bishop of Tuam, Killala and Achonry between 1839 and 1866.  He was succeeded by his younger brother, the third Baron.  He was a barrister.  His eldest son, the fourth Baron, served as Archbishop of Dublin between 1884 and 1897.  He was succeeded by his eldest son, the fifth Baron.  He was a diplomat and held office as Governor of New Zealand between 1904 and 1910.  His grandson, Patrick, the seventh Baron, was Equerry to both King George VI and Queen Elizabeth II.  He was succeeded by his younger brother, Robin who died in 2013 and was in turn succeeded by his nephew, Tyrone who was a Page of Honour to Queen Elizabeth II.

Patrick Schwarzenegger: Patrick Arnold Shriver Schwarzenegger (born September 18, 1993) is an American actor and model.  He is the elder son of Arnold Schwarzenegger and Maria Shriver.  A member of the Kennedy family, Schwarzenegger is also a great-nephew of John F. Kennedy, the 35th President of the United States, as well as the late United States Senators Robert F. Kennedy and Ted Kennedy.

Viscount Ullswater: Viscount Ullswater, of Campsea Ashe in the County of Suffolk, is a title in the Peerage of the United Kingdom.  It was created in 1921 for James Lowther upon his retirement as Speaker of the House of Commons.  He was the eldest son of the Hon. William Lowther, third son of the Hon. Henry Lowther, second son of William Lowther, 1st Earl of Lonsdale (see Earl of Lonsdale and Lowther Baronets for earlier history of the family).  The first Viscount lived to the age of 93, and was pre-deceased by both his eldest son the Hon. Christopher Lowther, a Conservative politician, and his eldest son's eldest son John Arthur Lowther (1910–1942) (who was Private Secretary to Prince George, Duke of Kent and was killed in the same air crash as him), the title being inherited by his seven-year-old great-grandson, the second and current Viscount, in an extremely rare instance of a great-grandson succeeding his great-grandfather in a peerage.  The second Viscount held office in the Conservative administrations of Margaret Thatcher and John Major and since 2003 he is one of the ninety elected hereditary peers that remain in the House of Lords after the passing of the House of Lords Act 1999.  As a descendant of the first Earl of Lonsdale he is also in remainder to this peerage and its subsidiary titles.  The current holder of the earldom, Hugh Lowther, 8th Earl of Lonsdale, is Lord Ullswater's fourth cousin.

Baron Shuttleworth: Baron Shuttleworth, of Gawthorpe in the County Palatine of Lancaster, is a title in the Peerage of the United Kingdom.  It was created on 15 July 1902 for the Liberal politician Sir Ughtred Kay-Shuttleworth, 2nd Baronet.  Both his sons were killed in the First World War and he was therefore succeeded by his grandson, the second Baron (eldest son of Hon. Lawrence Ughtred Kay-Shuttleworth, eldest son of the first Baron).  However, both he and his brother, the third Baron, were killed in action during the Second World War.  On the death of the third Baron in 1942 the titles passed to his first cousin, the fourth Baron (eldest son of the Hon. Edward Kay-Shuttleworth, second son of the first Baron), who survived the Second World War although he was badly wounded.  s of 2017 the titles are held by the latter's son, the fifth Baron, who succeeded in 1975.  He has been Lord Lieutenant of Lancashire since 1997.

QuayLink: QuayLink is a bus service in Tyne and Wear, England, connecting the city centres of Newcastle upon Tyne and Gateshead with the Quayside area.  Conceived as a high-quality environmentally friendly operation, it was launched in 2005 as routes Q1 and Q2 using diesel turbine hybrid electric buses (Designline Olymbus) operated by Stagecoach North East under contract to the local authorities, who funded the purchase of the buses and other improvements.  After problems with the hybrid buses coping with the hilly terrain, when put out to re-tender in 2010 new buses were specified, and the contract transferred to Go North East using eco-friendly diesel buses (Optare Versa Euro V EEV).  Following budget cuts, in 2015 the service was operated by Go North East on a commercial basis, reaching further into the suburbs as a renumbered Q1/Q2/Q3 route network.  From 31 July 2016 Q3 was extended to run to Wallsend Metro.

Antrobus baronets: The Antrobus Baronetcy, of Antrobus in the County Palatine of Chester, is a title in the Baronetage of the United Kingdom.  It was created on 22 May 1815 for Edmund Antrobus, of Antrobus Hall, Antrobus, Cheshire, a Fellow of the Royal Society, with remainder to his nephews Edmund Antrobus and Gibbs Antrobus.  He died unmarried in 1826 and was succeeded according to the special remainder by his nephew Edmund, the second Baronet.  He and his brother Gibbs were the sons of John Antrobus, brother of the first Baronet.  The second Baronet was succeeded by his eldest son, the third Baronet.  He sat as Member of Parliament for Surrey East and Wilton.  His eldest son, the fourth Baronet, was a Colonel in the Coldstream Guards.  He died without surviving male issue and was succeeded by his younger brother, the fifth Baronet.  Most of the Amesbury Abbey estate in Wiltshire was sold the same year.  The fifth Baronet died unmarried and was succeeded by his first cousin, the sixth Baronet.  He was the son of Robert Crawfurd Antrobus, younger son of the second Baronet.  He was childless and on his death in 1968 the line of the second Baronet failed.  He was succeeded by his second cousin once removed, the seventh Baronet.  He was the eldest son of Edward Geoffrey Antrobus, second son of John Coutts Antrobus, son of the aforementioned Gibbs Antrobus, younger brother of the second Baronet.  As of 2008 the title is held by the seventh Baronet's eldest son, the eighth Baronet, who succeeded in 1995.  He lives in Johannesburg, South Africa.

Earl Beatty: Earl Beatty is a title in the Peerage of the United Kingdom.  It was created in 1919 for the prominent naval commander Admiral of the Fleet David Beatty.  He was created Baron Beatty, of the North Sea and of Brooksby in the County of Leicester, and Viscount Borodale, of Wexford in the County of Wexford, at the same time, also in the Peerage of the United Kingdom.  The latter title is used as a courtesy title for the Earl's eldest son and heir apparent.  Lord Beatty was succeeded by his eldest son, the second Earl.  He represented Peckham in the House of Commons as a Conservative from 1931 to 1936 and briefly served as Under-Secretary of State for Air in Winston Churchill's 1945 caretaker government.  s of 2014 the titles are held by his eldest son, the third Earl, who succeeded in 1972.

Go North (film): Go North is a coming-of-age thriller film directed by Matt Ogens and co-written by Kyle Lierman and Ogens.  The film stars Jacob Lofland, Sophie Kennedy Clark, Patrick Schwarzenegger, and James Bloor.

Earl of Peterborough: Earl of Peterborough was a title in the Peerage of England.  It was created in 1628 for John Mordaunt, 5th Baron Mordaunt (see Baron Mordaunt for earlier history of the family).  He was succeeded by his eldest son, Henry, the second Earl.  He was a soldier and courtier.  Lord Peterborough had two daughters but no sons.  He was succeeded in the barony of Mordaunt (which could be passed through female lines) by his daughter, Mary, 7th Baroness.  The earldom was passed on to his nephew, Charles Mordaunt, 1st Earl of Monmouth (see below for earlier history of this branch of the family), who became the third Earl.  He was a prominent soldier and politician.  In 1705 he also succeeded his cousin Mary Mordaunt, 7th Baroness Mordaunt, in the barony of Mordaunt.  His eldest son John Mordaunt, Viscount Mordaunt, predeceased him, and Lord Peterborough was consequently succeeded by his grandson, Charles, the fourth Earl (the eldest son of Viscount Mordaunt).  The barony of Mordaunt (of the 1659 creation), the viscountcy of Mordaunt and the earldoms of Peterborough and Monmouth, became extinct on the death of the latter's son, the fifth Earl, in 1814.  The barony of Mordaunt was passed on to his half-sister, Lady Mary Anastasia Grace Mordaunt (see Baron Mordaunt for further history of this title).

Supporting paragraphs: Go North (film) Patrick Schwarzenegger
Answer: Arnold Schwarzenegger