Police Looking Into Arson On Mrs. Doubtfire House

San Francisco police are investigating an arson at the house used in the 1993 film Mrs. Doubtfire, which stars Robin Williams.

The fire started at 8 p.m. PST Monday in the Pacific Heights neighborhood. The homeowner smelled smoke outside his house and found that the doormat had been set on fire, according to KPIX.

After the homeowner put the fire out, he called police, of whom are not releasing his name.

Some damage was done to the front door. Police are working on following up on leads to a suspect.