Question: A Lady's Morals starred which English aviator and amateur boxing champion?

full_context: Document 1: The Morals of Marcus (1915 film): The Morals of Marcus(1915) is a lost silent film comedy-drama produced by the Famous Players Film Company and distributed by Paramount Pictures. It is based on a 1905 novel by William John Locke, "The Morals of Marcus Ordeyne", which was later produced on Broadway in 1907. The star of the play was Marie Doro who makes her motion picture debut in this film version. Both Edwin S. Porter and Hugh Ford take part in the direction of the film. The story was remade in 1921 as "Morals" with May McAvoy and in 1935 as "The Morals of Marcus" with Lupe Velez.
Document 2: Grace Moore: Grace Moore (December 5, 1898January 26, 1947) was an American operatic soprano and actress in musical theatre and film. She was nicknamed the "Tennessee Nightingale." Her films helped to popularize opera by bringing it to a larger audience. She was nominated for the Academy Award for Best Actress for her performance in "One Night of Love".
Document 3: Richard Attenborough: Richard Samuel Attenborough, Baron Attenborough, {'1': ", '2': ", '3': ", '4': "} ( ; 29 August 1923 – 24 August 2014) was an English actor, filmmaker, entrepreneur, and politician. He was the President of the Royal Academy of Dramatic Art (RADA) and the British Academy of Film and Television Arts (BAFTA). Attenborough joined the Royal Air Force during World War II and served in the film unit. He went on several bombing raids over Europe and filmed action from the rear gunner's position.
Document 4: Reginald Doherty: Reginald "Reggie" or "R. F." Frank Doherty (14 October 1872 – 29 December 1910) was a British tennis player and the older brother of tennis player Laurence Doherty. He was known in the tennis world as "R.F." rather than "Reggie". He was a four-time Wimbledon singles champion and a triple Olympic Gold medalist in doubles and mixed doubles.
Document 5: Reginald Owen: John Reginald Owen (5 August 1887 – 5 November 1972) was a British character actor. He was known for his many roles in British and American films and later in television programmes.
Document 6: Ex-Lady: Ex-Lady is a 1933 American Pre-Code comedy film directed by Robert Florey. The screenplay by David Boehm is based on an unproduced play by Edith Fitzgerald and Robert Riskin. It is a lightweight and modern version of a drawing room comedy. The film was made before the Motion Picture Production Code was in force, and it is risqué: in subject matter (people having affairs without shame), in staging (double beds) and in the fairly revealing negligees that Bette Davis's character wears.
Document 7: Reginald Denny (actor): Reginald Denny (born Reginald Leigh Dugmore, 20 November 1891 – 16 June 1967) was an English stage, film and television actor as well as an aviator and UAV pioneer. He was once an amateur boxing champion of Great Britain.
Document 8: Reginald Barker: Reginald C. Barker (April 2, 1886 – February 23, 1945) was a pioneer film director.
Document 9: Lady for a Day: Lady for a Day is a 1933 American pre-Code comedy-drama film directed by Frank Capra. The screenplay by Robert Riskin is based on the short story "Madame La Gimp" by Damon Runyon. It was the first film for which Capra received an Academy Award nomination for Best Director and the first Columbia Pictures release to be nominated for Best Picture.
Document 10: A Lady Surrenders: A Lady Surrenders is a 1930 American Pre-Code film starring Genevieve Tobin, Rose Hobart, Conrad Nagel and Basil Rathbone. A copy exists in the Library of Congress.
Document 11: A Lady's Morals: A Lady's Morals is a 1930 American Pre-Code film offering a highly fictionalized account of singer Jenny Lind. The movie features opera diva Grace Moore as Lind, Reginald Denny as a lover, and Wallace Beery as P. T. Barnum; Beery would play Barnum again four years later in "The Mighty Barnum". The film contains some fine opera arias by Moore and was directed by Sidney Franklin.
Document 12: Reginald Denham: Reginald Denham (10 January 1894 – 4 February 1983) was an English writer, theater and film director, actor and film producer.
Document 13: The Mighty Barnum: The Mighty Barnum is a 1934 film starring Wallace Beery as P.T. Barnum. The movie was written by Gene Fowler and Bess Meredyth, and directed by Walter Lang. Beery had played Barnum four years earlier in "A Lady's Morals", a highly fictionalized biography of singer Jenny Lind. The supporting cast features Adolphe Menjou, Virginia Bruce as Jenny Lind, and Rochelle Hudson.
Document 14: Johnny Dundee: Johnny "Scotch Wop" Dundee (November 19, 1893 – April 22, 1965) was a featherweight and junior lightweight champion boxer who fought from 1910 until 1932. He was born Giuseppe Curreri in Sciacca, Sicily, but was raised in the United States. Though Dundee was a clever boxer with little knockout power, he was highly skilled at fighting off the ropes and was always in outstanding condition. Statistical boxing website BoxRec lists Dundee as the #3 ranked featherweight of all time, while "The Ring Magazine" founder Nat Fleischer placed him at #4. The International Boxing Research Organization rates Dundee as the 5th best featherweight ever and boxing historian Bert Sugar placed him 32nd in his Top 100 Fighters catalogue. Dundee was elected to the Ring Magazine Hall of Fame in 1957 and the International Boxing Hall of Fame in 1991.
Document 15: Decima Moore: Lilian Decima, Lady Moore-Guggisberg, CBE (11 December 1871 – 18 February 1964), better known by her stage name Decima Moore, was an English singer and actress, known for her performances in soprano roles with the D'Oyly Carte Opera Company and in musical comedies. She was the youngest of ten siblings (hence, the name "Decima"). Her sister, actress Eva Moore, was the mother of actress Jill Esmond, the first wife of Laurence Olivier.
ground_truth: Reginald Denny