Officer Oldfield was Dr. Coffin
Dr. Coffin was the disguise of Officer Oldfield, a 'former doctor' who 'haunted' a mental asylum in Niagra Falls.
The Scooby-Doo Show
Season One
Appearances
Other Versions
Scooby-Doo 2: Monsters Unleashed
The Dr. Coffin costume as seen in Scooby Doo 2 Monsters Unleashed
He also has a hard to see cameo as one of the costumes in the Coolsonian Criminology Museum.