Question: Rosa Rio providedsilent film soundtrack accompaniment for which English comic actor?

Context paragraphs:
Hum Award for Best Comic Actor: Performance by an Comic Actor is one of the Hum Awards of Merit presented annually by the Hum Television Network and Entertainment Channel (HTNEC) to recognize an comic actor who has delivered an outstanding performance while working within the Television industry.  Since its inception, however, the award has commonly been referred to as the hum for Best comic Actor.  While actors are nominated for this award by Hum members who are actors and actresses themselves, winners are selected by the Hum membership as a whole.

Tim Brooke-Taylor: Timothy Julian Brooke-Taylor OBE (born 17 July 1940) is an English comic actor.  He became active in performing in comedy sketches while at Cambridge University, and became President of the Footlights club, touring internationally with the Footlights revue in 1964.  Becoming wider known to the public for his work on BBC Radio with "I'm Sorry, I'll Read That Again", he moved into television with "At Last the 1948 Show" working together with old Cambridge friends John Cleese and Graham Chapman.  He is most well known as a member of The Goodies, starring in the television series throughout the 1970s and picking up international recognition in Australia and New Zealand.  He has also appeared as an actor in various sitcoms, and has been a panellist on "I'm Sorry I Haven't a Clue" for over 40 years.

Nat Jackley: was an English comic actor starring in variety, film and pantomime from the 1920s to the mid-1980s whose trademark rubber-neck dance, skeletal frame and peculiar speech impediment made him a formidable and funny comedian and pantomime dame.

John Lacy (playwright): John Lacy (c. 1615?  – 17 September 1681) was an English comic actor and playwright during the Restoration era.  In his own time he gained a reputation as "the greatest comedian of his day" and was the favourite comic of King Charles II.

W. H. Berry: William Henry Berry (23 March 1870 – 2 May 1951), always billed as W. H. Berry, was an English comic actor.  After learning his craft in pierrot and concert entertainments, he was spotted by the actor-manager George Grossmith Jr., and appeared in a series of musical comedies in comic character roles.  His greatest success was as Mr. Meebles, the hapless magistrate in "The Boy" in 1917.

Time for Terry: Time for Terry was an Australian TV series which ran in from 1964-1966.  It was a variety show that was hosted by English comedian and entertainer as well as jazz musician Terry O'Neill.  The show was a forerunner to such shows as "The Midday Show" and "Hey Hey It's Saturday", combining variety and music with game show elements.  The show was so successful for HSV7 that it launched a season of Night-time for Terry in 1966.  O'Neill had run a similar successful show in England called "The One O'Clock Show".  Amongst other highlights, the show was responsible for launching the careers of Pat Carroll and Olivia Newton-John, whose farewell to Australian television before leaving for England was broadcast on the show.  Terry's then wife Peggy Haig (sister of English comic actor Jack Haig) made frequent appearances as did their daughter Coral Kelly - later to become prolific television writer Coral Drouyn.  Terry was a remarkable talent although today few remember him.  He was from a long list of stars and entertainers who came to Australia with the Tivoli circuit and stayed.  O'Neil was a most unlikely host.  English teeth hardly what you could call handsome but he had a warm style.  He did the funny walks way before John Cleese.

Rosa Rio: Rosa Rio (June 2, 1902 – May 13, 2010) was the stage name of the American theater and motion picture organist, who was known for production and arrangement.  beginning her career as a silent film accompanist.  She became a leading organist on network radio for soap operas and dramas.  She continued to perform until the age of 107, becoming one of the oldest performers in the music industry.  She provided silent film soundtrack accompaniment for such performers as Buster Keaton and Charlie Chaplin.

Charlie Chaplin: Sir Charles Spencer "Charlie" Chaplin, {'1': ", '2': ", '3': 'KBE', '4': "} (16 April 1889 – 25 December 1977) was an English comic actor, filmmaker, and composer who rose to fame in the era of silent film.  Chaplin became a worldwide icon through his screen persona "the Tramp" and is considered one of the most important figures in the history of the film industry.  His career spanned more than 75 years, from childhood in the Victorian era until a year before his death in 1977, and encompassed both adulation and controversy.

John Lawrence Toole: John Lawrence (J. L.) Toole (12 March 1830 – 30 July 1906) was an English comic actor, actor-manager and theatrical producer.  He was famous for his roles in farce and in serio-comic melodramas in a career that spanned more than four decades.  He was so famous in his day that he was the first actor to have a West End theatre named after him.

George Graves (actor): George Windsor Graves (1 January 1876 – 2 April 1949) was an English comic actor.  Although he could neither sing nor dance, he became a leading comedian in musical comedies, adapting the French and Viennese "opéra-bouffe" style of light comic relief into a broader comedy popular with English audiences of the period.  His comic portrayals did much to ensure the West End success of "Véronique" (1904) "The Little Michus" (1905; for which he invented the Gazeka), and "The Merry Widow" (1907).

Supporting paragraphs: Rosa Rio Charlie Chaplin
Answer: Charlie Chaplin