Daniel Gunderson

Daniel is a police officer in Rockford, Illinois.

Daniel Gunderson along with his partner Walter Kelly arrive at the Roosevelt Asylum, after Daniel told Walter the legend of the Asylum they entered in order to search for teenagers what broke into, they split up. After Daniel found the teenagers and accompanied them to the their car he drove away with Walter.

After Walter's death, Daniel went to a bar where he encountered Sam and Dean. He told Sam all what he know about the Asylum