'Bobs' is his real nickname, given by his father to distinguish him from another actor named 'Bob Watson'.
Inspired to become a Methodist minister in later years by Spencer Tracy's Father Flanagan performance and Tracy's warm treatment of the boys on the set of Boys Town (1938), of which Bobs was one.
Was one of Spencer Tracy's last visitors before his death. Watson and "Uncle Spence" had become friends while filming Boys Town (1938) together.
Retires after 30 years as a Methodist minister. [June 1997]
Not to be confused with the US comic actor Bobby Watson.