Growlf is one of the Guard Dogs of the Castle of the Crown. He frequently guards the basement, near the Guard Dog's Barrack. He overheard Abdul Alhazred speaking to the mysterious door in the basement, but his eavesdropping was interrupted by Bay. Later, he spoke of this to Captain Saladin and Howel in the barracks.
Growlf is a character from King's Quest VI: Heir Today Gone Tomorrow.