Rin Tin Tin was a canine actor, whose career began in 1923.

A TV series named after the lead actor which was played by a canine, he was a police canine.

Rin Tin Tin was the first major star of the Warner Brothers Studios after their founding in Hollywood, California in 1923 by four brothers, Jack, Sam[?], Harold[?] and Albert Warner[?]. The canine actor is credited with saving the studio from bankruptcy. Rin Tin Tin made 26 films for warner Brothers starting in 1923 with Man From Hell's River.