Cameron moved to Hollywood as a young man and started out as a stuntman and bit player for Paramount Pictures as well as a stand-in for Fred MacMurray. His early films include "Heritage of the Desert" with Donald Woods and Russell Hayden, "Rangers of Fortune" with Fred MacMurray, "North West Mounted Police" and "Henry Aldrich for President" with Jimmy Lydon. He also played bit roles at Universal Pictures, including in "If I Had My Way", starring Bing Crosby and Gloria Jean. He appeared in a horror film "The Monster and the Girl" and played Jesse James in "The Remarkable Andrew" for Paramount.