Charles F. Gall Jr., later known as Buster Collier, was born in New York, where his early life was deeply rooted in the world of show business. At the tender age of seven, he began his journey in the entertainment industry, with his mother, an accomplished actress, and his father, a theater manager, serving as his earliest influences. As his parents later divorced, his mother remarried the renowned actor William Collier Sr., who formally adopted the young Charles and bestowed upon him the name William Collier Jr., affectionately known as Buster.
Collier's extensive stage experience, nurtured by his parents, ultimately led to his first film role in the 1916 production of "The Bugle Call," at the age of 14. He swiftly rose to prominence, becoming one of the most popular actors of the 1920s, effortlessly transitioning from child actor to young romantic lead. By the mid-1930s, Collier had decided to retire from acting, opting instead to pursue a career as a producer. Initially, he worked in the United States, before relocating to England in 1937, where he remained until the late 1940s.
In the 1950s, Collier continued to produce several television series in the United States, solidifying his reputation as a skilled and versatile producer.