San Francisco police investigators are searching for Mark Marvin, 39, who was last seen leaving his home near Divisadero and Waller at around 4 p.m. on October 6th. He has not been in contact with anyone since. His vehicle was found at Baker Beach on Sunday.

Marvin is a white male with brown hair and brown eyes. He is 5 feet 7 inches and weighs 135 pounds.

Anyone with information should call (415) 558-5508 or (415) 553-1071.