in which films were he involved during the span 1925 to 28?
The Thundering Herd, Wild Horse Mesa, The Johnstown Flood
Silent films, 1925–28
In early 1925, Cooper began his film career in silent pictures such as "The Thundering Herd" and "Wild Horse Mesa" with Jack Holt, "Riders of the Purple Sage" and "The Lucky Horseshoe" with Tom Mix, and "The Trail Rider" with Buck Jones. He worked for several Poverty Row studios, but also the already emergent major studios, Famous Players-Lasky and Fox Film Corporation. While his skilled horsemanship led to steady work in Westerns, Cooper found the stunt workwhich sometimes injured horses and riders"tough and cruel". Hoping to move beyond the risky stunt work and obtain acting roles, Cooper paid for a screen test and hired casting director Nan Collins to work as his agent. Knowing that other actors were using the name "Frank Cooper", Collins suggested he change his first name to "Gary" after her hometown of Gary, Indiana. Cooper immediately liked the name.

Cooper also found work in a variety of non-Western films, appearing, for example, as a masked Cossack in "The Eagle" (1925), as a 
is gary cooper an actor? Yes from which origin? Helena, Montana, United States what is his style like? Natural, authentic, and understated acting style with whom he was in relation? Veronica Balfe did he marry her? Yes
"The Thundering Herd" and "Wild Horse Mesa". "The Winning of Barbara Worth", "Children of Divorce", "Wings" to name a few The Thundering Herd, Wild Horse Mesa and Riders of the Purple Sage
Gary Cooper Gary Cooper Gary Cooper
Silent films, 1925–28 Silent films, 1925–28 Silent films, 1925–28
In early 1925, Cooper began his film career in silent pictures such as "The Thundering Herd" and "Wild Horse Mesa" with Jack Holt, "Riders of the Purple Sage" and "The Lucky Horseshoe" with Tom Mix, and "The Trail Rider" with Buck Jones. Cooper's first important film role was a supporting part in "The Winning of Barbara Worth" (1926) starring Ronald Colman and Vilma Bánky, in which he plays a young engineer who helps a rival suitor save the woman he loves and her town from an impending dam disaster. Cooper's experience living among the Montana cowboys gave his performance an "instinctive authenticity", according to biographer Jeffrey Meyers. The film was a major success. Critics singled out Cooper as a "dynamic new personality" and future star. Goldwyn rushed to offer Cooper a long-term contract, but he held out for a better deal—finally signing a five-year contract with Jesse L. Lasky at Paramount Pictures for $175 a week. In 1927, with help from Clara Bow, Cooper landed high-profile roles in "Children of Divorce" and "Wings" (both 1927), the latter being the first film to win an Academy Award for Best Picture. That year, Cooper also appeared in his first starring roles in "Arizona Bound" and "Nevada"—both films direc In early 1925, Cooper began his film career in silent pictures such as "The Thundering Herd" and "Wild Horse Mesa" with Jack Holt, "Riders of the Purple Sage" and "The Lucky Horseshoe" with Tom Mix,
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Gary Cooper [SEP] Silent films, 1925–28
In early 1925, Cooper began his film career in silent pictures such as "The Thundering Herd" and "Wild Horse Mesa" with Jack Holt, "Riders of the Purple Sage" and "The Lucky Horseshoe" with Tom Mix, and "The Trail Rider" with Buck Jones. He worked for several Poverty Row studios, but also the already emergent major studios, Famous Players-Lasky and Fox Film Corporation. While his skilled horsemanship led to steady work in Westerns, Cooper found the stunt workwhich sometimes injured horses and riders"tough and cruel". Hoping to move beyond the risky stunt work and obtain acting roles, Cooper paid for a screen test and hired casting director Nan Collins to work as his agent.