Question: Which war hero starred in Gunsmoke along with Susan Cabot?

Context paragraphs:
Marta Brilej: Marta Brilej (née Guček; born 30 April 1917) was a Yugoslavian Slovenian diplomat, partisan, political courier, war hero, revolutionary, philanthropist and patron of the arts.  She was born in Dobje pri Planini.  She was the wife of the late Yugoslavian ambassador and war hero Jože Brilej until his death in 1981.  She was the former director of PR for the board of Yugoslav tourism.  She was the first woman to drive a car in the city of Belgrade.

Susan Cabot: Susan Cabot (July 9, 1927 – December 10, 1986) was an American film and television actress.

War of the Satellites: War of the Satellites is a 1958 independently made black-and-white science fiction film distributed in the US and the UK by Allied Artists.  The film was produced and directed by Roger Corman and stars Richard Devon, Dick Miller and Susan Cabot.  The film was distributed by Allied Artists in 1958 on a double bill with "Attack of the 50 Foot Woman".

Gunsmoke (film): Gunsmoke is a 1953 Western film directed by Nathan Juran and starring Audie Murphy, Susan Cabot, and Paul Kelly.  "Gunsmoke" is a Technicolor film for action star and war hero Audie Murphy.  The film has no connection to the contemporary radio and later TV series of the same name.  The film was based on the 1951 novel "Roughshod" by Norman A. Fox.

On the Isle of Samoa: On the Isle of Samoa is a 1950 American film directed by William Berke and starring Jon Hall and Susan Cabot.

Sorority Girl: Sorority Girl (also known as Sorority House or The Bad One) is a 1957 Film Noir exploitation film directed by Roger Corman.  It stars Susan Cabot as Sabra, a sociopath who plays a very disruptive role in a sorority, with Barboura Morris as Rita, and Dick Miller and June Kenney.  It was released by American International Pictures as a double feature with "Motorcycle Gang".

The Duel at Silver Creek: The Duel at Silver Creek is a 1952 American Technicolor Western film directed by Don Siegel; his first film in the Western genre.  It starred Audie Murphy, Faith Domergue, Stephen McNally and Susan Cabot.  It was the first time Murphy had appeared in a film where he played a character who was good throughout the movie.  The working titles of the film were Claim Jumpers and Hair Trigger Kid.

Meyer Levin (military): Meyer (Mike) Levin (June 5, 1916 - January 7, 1943) was a World War IIB-17 Flying Fortress bombardier, pilot, and war hero.  Three days after the surprise attack on Pearl Harbor, he flew on a mission with pilot Colin Kelly against the Japanese navy.  Kelly died trying to save his crew and became a war hero.  On that mission, Levin became the first American to blow up a Japanese warship.  During his subsequent 60 combat missions, Levin also sank an enemy ship during the Battle of the Coral Sea.

Fort Massacre: Fort Massacre is a 1958 Western directed by Joseph M. Newman, starring Joel McCrea, Forrest Tucker and Susan Cabot.  A possibly mad cavalry commander leads his troops through dangerous Indian territory.

Ride Clear of Diablo: Ride Clear of Diablo is a 1954 American Technicolor Western film directed by Jesse Hibbs starring Audie Murphy, Dan Duryea, Susan Cabot and Abbe Lane.  made for Universal Pictures.  She and Murphy had appeared in two films together previously.

Supporting paragraphs: Gunsmoke (film) Susan Cabot
Answer: Audie Murphy