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

Context paragraphs:
Kula Gotralu: Kula Gotralu (Telugu: కులగోత్రాలు; English: Caste & Clans) is a 1962 Telugu, drama film, produced by A. V. Subba Rao on Prasad Art Pictures banner and directed by K. Pratyagatma.  Starring Akkineni Nageshwara Rao, Krishna Kumari in the lead roles and music composed by S. Rajeswara Rao.  The film won the National Film Award for Best Feature Film in Telugu certificate of merit in 1963.  The Telugu veteran actor Krishna played a sidekick role in the movie before entering into the industry.

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.

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.

Bostin Christopher: Bostin Christopher is an American actor most known for his role as Otis Broth in the 2008 film "Otis".  He was cast in the title role of Billy in the 2009 Short Film "Billy's in Love" written & directed by John Larkin.  He has also been featured in television shows such as "Law & Order" and "Wonderland".  Christopher also had a small role in M. Night Shyamalan's "Unbreakable", as a Comic Book Clerk.  He also played Olaf, Mathayus' immensely strong sidekick, in "Scorpion King 3".

Lincoln Case: Lincoln Case was a fictional character portrayed by actor Glenn Corbett on the 1960s American prime-time drama Route 66.  Linc was one of three main regular characters on the program.  His tenure began midway through the show's third season, when he was written in as a replacement for the departed Buz Murdock (played by George Maharis).  Linc appeared in the final 32 of the program's 116 episodes as a sidekick to the character of Tod Stiles (played by Martin Milner).

Robert Gothie: Robert Gothie (October 2, 1929 – June 18, 1993) was an American actor who appeared on television, in the movies and on Broadway in the 1950s and 1960s.  Originally from Hazelton, Pennsylvania, Gothie played guest roles in TV series such as "Sugarfoot", "Sea Hunt", "My Three Sons" and "The Virginian".  He got a chance at a regular role as Private Sam Hanson in the short-lived World War II series "The Gallant Men".

Lynne Overman: Lynne Overman (September 19, 1887 – February 19, 1943) was an American actor.  Born in Maryville, Missouri, he began his career in theatre before becoming a film actor in the 1930s and early 1940s.  In films he often played a sidekick.

Chuckie Dreyfus: Chuckie Dreyfus (born Charles de Joya Dreyfus) is a Filipino movie actor.  He received his first award as Best Child Performer 1984 in Metro Manila Film Festival, won the FAMAS Award 1985 for Best Child Actor in the film "Idol" in which he played the sidekick of Philippine action star, Rudy Fernandez and in 1988 won Best Child Performer in Film Academy of the Philippines (FAP) Award for Once Upon A Time.

List of roles and awards of Arshad Warsi: Indian actor Arshad Warsi started his career as an assistant director to Mahesh Bhatt in "Kaash" (1987).  Warsi choreographed the title song of "Roop Ki Rani Choron Ka Raja" (1993), before making his acting debut in the Amitabh Bachchan-produced "Tere Mere Sapne" (1996).  It was followed by "Betaabi" (1997), "Hero Hindustani" (1998), "Hogi Pyaar Ki Jeet" and "Trishakti" (both 1999), among others, but most of these films failed to do well at the box office.  In 2003, he had his breakthrough by playing the comic sidekick Circuit in Rajkumar Hirani's comedy-drama "Munna Bhai M.B.B.S." His performance garnered him the Zee Cine Award for Best Actor in a Comic Role and received nominations for the Filmfare, IIFA, Screen and Apsara Film Producers Guild Award for Best Supporting Actor.  Warsi won the GIFA Best Comedian Award for his role in the comedy "Hulchul" (2004), and garnered critical acclaim for portraying a police officer in the crime drama "Sehar" (2005).  He received his second Filmfare Award for Best Supporting Actor nomination for his role in the romantic comedy "Salaam Namaste" (2005).

Burt Ward: Burt Ward (born July 6, 1945) is an American actor and activist widely known for his portrayal of Robin, the sidekick of Batman (played by Adam West), in the television series "Batman" (1966–1968), its theatrical feature film and two animated feature films "" (2016) and "Batman vs. Two-Face" (2017).

Supporting paragraphs: Sugarfoot Jack Elam
Answer: the United States Navy