Question: Where did the actor who played sidekick Toothy in Sugarfoot serve prior to acting?

full_context: Document 1: Jackie Earle Haley: Jack "Jackie" Earle Haley (born July 14, 1961) is an American film and television actor. His earliest roles included Moocher in "Breaking Away" (1979) and Kelly Leak in "The Bad News Bears" (1976), "The Bad News Bears in Breaking Training" (1977) and "The Bad News Bears Go to Japan" (1978). After spending many years as a producer and director of television commercials, he revived his acting career with a supporting role in "All the King's Men" (2006). This was followed by his performance as pedophile Ronald James McGorvey in "Little Children" (2006), for which he was nominated for the Academy Award for Best Supporting Actor. Subsequent notable roles include the vigilante Rorschach in "Watchmen" (2009), horror icon Freddy Krueger in the remake of "A Nightmare on Elm Street" (2010) and Odin Quincannon in "Preacher" (2016–).
Document 2: Black Saddle: Black Saddle is an American Western television series starring Peter Breck that aired 44 episodes on ABC from January 10, 1959, to May 6, 1960. The half-hour program was produced by Dick Powell's Four Star Television, and the original pilot was an episode of CBS's "Dick Powell's Zane Grey Theater", with Chris Alcaide portraying the principal character, Clay Culhane.
Document 3: Daniel Boone (1964 TV series): Daniel Boone is an American action-adventure television series starring Fess Parker as Daniel Boone that aired from September 24, 1964, to May 7, 1970, on NBC for 165 episodes, and was produced by 20th Century Fox Television, Arcola Enterprises, and Fespar Corp. Ed Ames co-starred as Mingo, Boone's Cherokee friend, for the first four seasons of the series. Albert Salmi portrayed Boone's companion Yadkin in season one only. Country Western singer-actor Jimmy Dean was a featured actor as Josh Clements during the 1968–1970 seasons. Actor and former NFL football player Rosey Grier made regular appearances as Gabe Cooper in the 1969 to 1970 season. The show was broadcast "in living color" beginning in fall 1965, the second season, and was shot entirely in California and Kanab, Utah.
Document 4: Law of the Plainsman: Law of the Plainsman is a Western television series starring Michael Ansara that aired on the NBC television network from October 1, 1959, until May 5, 1960. The character of Native American U.S. Marshal Sam Buckhart was introduced in two episodes ("The Indian" and "The Raid") of the popular ABC Western television series "The Rifleman" starring Chuck Connors as Lucas McCain.
Document 5: Jack Starrett: Jack Starrett (November 2, 1936 – March 27, 1989) was an American actor and film director. He is credited as Claude Ennis Starrett Jr. in some of his films. Starrett is perhaps best known for his role as "Gabby Johnson", a parody of George "Gabby" Hayes, in the 1974 classic parody film "Blazing Saddles" and is also known for his role as the brutal deputy Art Galt in the 1982 action film "First Blood". He also played the cruel foreman Swick in "The River". Starrett was often typecast as a tough-talking police officer and played essentially the same character in a trio of biker films: "The Born Losers" (the film that introduced Billy Jack), "Hells Angels on Wheels" (both from 1967), and "Angels from Hell" (1968). He acted in another biker film, "Hell's Bloody Devils" (1970), and directed two more: "Run, Angel, Run" in 1969 and "Nam's Angels" (1970) as well as the horror film "Race with the Devil" (1975), in which he also played a gas station attendant.
Document 6: 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.
Document 7: Sugarfoot: Sugarfoot is an American western television series that aired for sixty-nine episodes on ABC from 1957-1961 on Tuesday nights on a "shared" slot basis – rotating with "Cheyenne" (1st season); "Cheyenne" and "Bronco" (2nd season); and "Bronco" (3rd season). The Warner Bros production stars Will Hutchins as Tom Brewster, an Easterner who comes to the Oklahoma Territory to become a lawyer. Jack Elam is cast in occasional episodes as sidekick Toothy Thompson. Brewster was a correspondence-school student whose apparent lack of cowboy skills earned him the nickname "Sugarfoot", a designation even below that of a tenderfoot.
Document 8: Jack Elam: William Scott Elam, known as Jack Elam (November 13, 1920 – October 20, 2003), was an American film and television actor best known for his numerous roles as villains in Western films and, later in his career, comedies (sometimes spoofing his villainous image). His most distinguishing physical quality was his lazy left eye. Before his career in acting, he took several jobs in finance and served two years in the United States Navy during World War II.
Document 9: Mel Novak: Mel Novak is an American award winning character actor who is best known for villainous roles in "Black Belt Jones", Bruce Lee's "Game of Death", and Chuck Norris' "An Eye for an Eye". He is also known for doing all of his own stunts and fighting scenes.
Document 10: Jack Nicholson: John Joseph Nicholson (born April 22, 1937) is an American actor and filmmaker, who has performed for over 60 years. Nicholson is known for playing a wide range of starring or supporting roles, including satirical comedy, romance and dark portrayals of antiheroes and psychopathic characters. In many of his films, he has played the "eternal outsider, the sardonic drifter," someone who rebels against the social structure.
Document 11: Buck Taylor: Walter Clarence Taylor, III, known as Buck Taylor (born May 13, 1938), is an American actor best known for his role as gunsmith-turned-deputy Newly O'Brien in 174 episodes during the last eight seasons of CBS's "Gunsmoke" television series (1967–1975). In recent years, he has painted the portrait of his friend and "Gunsmoke" series' star James Arness. Taylor's painting specialty is the American West, and each year, he creates the posters for several Texas rodeos. Taylor lives with his second wife on a ranch near Fort Worth, Texas.
Document 12: Lawman (TV series): Lawman is an American western television series originally telecast on ABC from 1958 to 1962 starring John Russell as Marshal Dan Troop and Peter Brown as Deputy Marshal Johnny McKay. The series was set in Laramie, Wyoming during 1879 and the 1880s. Warner Bros. already had several western series on the air at the time, having launched "Cheyenne" with Clint Walker as early as 1955. The studio continued the trend in 1957 with the additions of "Maverick" with James Garner and Jack Kelly, "Colt .45" with Wayde Preston, and "Sugarfoot" with Will Hutchins. One year later, Warner Bros. added "Lawman" and "Bronco" with Ty Hardin.
Document 13: Jack Whalen: Jack Whalen (May 11, 1918 – December 2, 1959), also called Jack O'Hara and "The Enforcer," was a criminal and freelance contract killer and bookie, who worked for the Los Angeles crime family, although he also was associated with Benjamin "Bugsy" Siegel, the Shannon brothers (Joe, Izzy, Moe, and Max) and Mickey Cohen during the 1940s and 1950s.
Document 14: The Boy from Oklahoma: The Boy from Oklahoma is a 1954 Western movie directed by Michael Curtiz and starring Will Rogers, Jr. The film became the basis for the 1957 Warner Bros. television series "Sugarfoot", in which Will Hutchins replaced Rogers as lead character Tom Brewster. The movie features Lon Chaney, Jr. and includes one of future TV talk show host Merv Griffin's few theatrical film roles. In the movie version, Rogers as Brewster substitutes facility with a twirling rope, similar to Will Rogers, Sr.'s, for the usual unerring speed and accuracy with firearms typically found in cinematic cowboy heroes.
Document 15: Bronco (TV series): Bronco is a Western series on ABC from 1958 through 1962. It was shown by the BBC in the United Kingdom. The program starred Ty Hardin as Bronco Layne, a former Confederate officer who wandered the Old West, meeting such well-known individuals as Wild Bill Hickok, Billy the Kid, Jesse James, Theodore Roosevelt, Belle Starr, Cole Younger, and John Wesley Hardin (the last played by Scott Marlowe).
ground_truth: the United States Navy