great dane dog who can become invisible. his name was Brutus and it was a horror film from the era of 1920-30s I think

Question

The movie was a horror movie that the dig going invisible when ever he wanted to, I think he was dead. I also think bella lugosi was in it.

Answer 1

I do not remember the actors or actresses in the movie, I only remember the digs name was brutus and he would become invisible, I was only about 7 or 8 years old at the time.