But Rin Tin Tin wasn’t the first GSD to become a movie star. He was preceded by a retired police dog, Strongheart. (3/15) by Judy Powell September 23, 2020, 10:57 am Judy Powell 0 Previous 3/15 Next View full list See more Previous article Would you like such a dog? Next article Shih Tzus are affectionate, happy, outgoing house dogs. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.