Rudolph

Rudolph is a human man, and member of the Chicago Police Department. He was introduced as a rookie cop in Fool Moon.

Biography
Rudolph first appeared as a rookie cop in the S.I. department of Chicago PD. At first he didn't believe in the supernatural and kept asking if the loup-garou is a prank for the rookie. He later transfers to Internal Affairs and makes several appearances throughout the story, most of the time trying to expose Harry as a fraud or get Karrin Murphy fired.

In the Series
In Changes, Rudy points FBI Agent Barry Tilly at Harry Dresden after Harry's office building explodes. Harry suspects that Rudolph is someone's puppet. Harry and Molly Carpenter staked out his house—which is nicer than a police detectives should be—to catch his "Handler or Cleaner" (whoever hired him or who ever is coming to tie off loose ends by killing him. It turned out to be the Eebs (Esmeralda and Esteban Batiste) had hired Rudolph and brought an Ik'k'uox to kill him. Later, at FBI Headquarters, Rudy harassed Murphy and Harry, threatening to take Murphy's badge and weapon. Just then, the Eebs attack with a troop off vampires and the Ick. Rudy freaks out and becomes kind of unresponsive. Tilly is put in charge of him while Harry and Susan help him, Murphy and Tilly escape the vampires.