Question: Tom Wilson, an American film actor, was born in Helena, Montana, in what county?

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The Pioneer Scout: The Pioneer Scout is a 1928 American Western silent film directed by Lloyd Ingraham and Alfred L. Werker and written by Garrett Graham and Frances Marion.  The film stars Fred Thomson, Nora Lane, William Courtright and Tom Wilson.  The film was released on January 21, 1928, by Paramount Pictures.

Ziggy's Gift: Ziggy's Gift is a 1982 American animated TV special short film directed by Richard Williams, based on the comic strip "Ziggy".  The special first aired December 1, 1982, on ABC.  It was written by "Ziggy"' s creator Tom Wilson and Animators included Eric Goldberg and Tom Sito with music by Harry Nilsson.  The film won an Emmy award.

The Rainmaker (1926 film): The Rainmaker is a lost 1926 American drama silent film directed by Clarence G. Badger and written by Gerald Beaumont, Louis D. Lighton and Hope Loring.  The film stars William Collier, Jr., Georgia Hale, Ernest Torrence, Brandon Hurst, Joseph J. Dowling and Tom Wilson.  Te film was released on May 10, 1926, by Paramount Pictures.

Helena, Montana: Helena is the capital city of the U.S. state of Montana and the county seat of Lewis and Clark County.  As of the 2010 census the population at 28,190, making it the fifth least populous state capital in the U.S.  It was founded as a gold camp during the Montana gold rush, and was established in 1864.  Over $3.6 billion of gold was extracted in the city limits over a duration of two decades, making it one of the wealthiest cities in the United States by the late nineteenth century.  The concentration of wealth contributed to the city's prominent, elaborate Victorian architecture.

Will Mahoney: William James Fitzgerald Mahoney (February 5, 1894, Helena, Montana, USA – February 9, 1967, Australia), better known as Will Mahoney, was an American-born vaudevillian performer, stage actor and theatre manager best known for his stage success in Australia.  He was born in Helena, Montana, USA to Rancher Michael Fitzgerald and Mary Moran, he's father died when he was two, and his mother who had two children, Frank and Mary from a previous marriage, supported the family by holding several jobs.  Along with his step-brother Frank, they devised a vaudeville act, billed as The Mahoney Brothers, and toured around United States, Mexico and Australia.  He was married three times, firstly aged 21 to Iva Gibbs and toured England appearing in films, after his wife's death he married to Lililan Wilson in 1928, which he later divorced and then he married actress Evie Hayes in 1938 who appeared in his numerous stage show productions, they immigrated to Australia and were featured on the Tivoli Circuit .  He had, had extensive experience on the vaudeville circuit in the US, becoming the highest paid variety star in the country by the early 1930s, when he arrived in Australia with Hayes they acting in the film "Come Up Smiling" (1939), after which he became a theatre manager in Australia of the Cremorne theatre in Brisbane.  After the war he went back to the USA to revitilize his career, being nominated for a Tony Award in 1956 for revival of Finian's Rainbow before eventually settling permanently in Australia, in Melbourne in 1958, playing in musicals and revue and teaching a generation of young performers.He died on February 9, 1967.

Tom Wilson (filmmaker): Tom Wilson (born 1980) is a British filmmaker based in Romania.  He directed "The București Experiment", winner of the 2013 Gopo Award for Best Long Documentary.  He also directed the 2011 short film "Before the Fall" and the 2016 short film "Law 107".

Tom Wilson (New Jersey): Tom Wilson (born 1967) is an American Republican Party leader who served as the chairman of the New Jersey Republican State Committee from 2004 to 2009.

Tom Wilson (actor): Tom Wilson (August 27, 1880 – February 19, 1965) was an American film actor.  He appeared in 254 films between 1915 and 1963.  He was born in Helena, Montana, and died in Los Angeles, California.  Wilson had notable supporting roles in the Silent era, like "The Kindly Officer" in D. W. Griffith's epic "Intolerance" (1916), the angry policeman in Charlie Chaplin's "The Kid" (1921) and a boxing coach in Buster Keaton's comedy "Battling Butler" (1926).  After the rise of sound film, he was reduced to small roles for the rest of his long film career.

Larry the Cable Guy: Health Inspector: Larry the Cable Guy: Health Inspector is a 2006 comedy film starring American stand-up comedian Larry the Cable Guy.  Larry, a municipal restaurant health inspector, is assigned a new rookie partner after recklessly closing restaurants for code violations, Amy Butlin (Iris Bahr), by his boss, Bart Tatlock (Tom Wilson).  Together, Larry and Amy work to solve a series of food poisonings at four-star restaurants.

Ham and Eggs at the Front: Ham and Eggs at the Front is a 1927 American silent comedy film directed by Roy Del Ruth and starring Tom Wilson, Heinie Conklin and Myrna Loy in blackface.  The film was released with a Vitaphone synchronized soundtrack with a music score and sound effects.

Supporting paragraphs: Tom Wilson (actor) Helena, Montana
Answer: Lewis and Clark County