Join or Sign In
Sign in to customize your TV listings
By joining TV Guide, you agree to our Terms of Use and acknowledge the data practices in our Privacy Policy.
With the help of a magic stone, Marietta transforms her little brother Tobias into a little dog - but the situation threatens to get out of control.
There are no TV Airings of My Brother Is a Dog in the next 14 days.
Add My Brother Is a Dog to your Watchlist to find out when it's coming back.
Check if it is available to stream online via "Where to Watch".