Frank S. Ferguson was an American character actor with hundreds of appearances in both film and television. Ferguson's best known role was as the Swedish ranch handyman, Gus Broeberg, on the CBS television series, My Friend Flicka, based on a novel of the same name. He appeared with Gene Evans, Johnny Washbrook and Anita Louise. At this time, Ferguson also portrayed the Calverton veterinarian in the first several seasons of CBS's Lassie.