A sarcastic cop who is deeply suspicious of Dresden, Kirmani often functions as Murphy's partner, or lead detective, and more than once has implicated Dresden to be guilty of the crimes he is investigating, more than once arresting the wizard simply because the crime is otherwise not apparently explainable. Sid Kirmani, an original character who appears to be an amalgamation of all the skeptical detectives who doubted Harry in the novels. He is a stickler for the rules, powerful, and often confronts Harry because of their differing ideals and personalities nonetheless, he often works with Harry - albeit under the table - where innocents are involved. Conrad Coates as Warden Donald Morgan, a warden of the High Council, the governing body of the wizarding community, and is assigned to the Chicago area.Bob died from an axe blow to the back of the head in 900 AD. Bob's current state is a punishment he was executed, his soul sealed into his own skull for all eternity, for using black magic to bring a sorceress he had loved (Winnifred) back from the dead several hundred years ago. The original Doom Box formula was included in a grimoire Bob wrote while he was alive the book had been in Justin's possession until Harry burned it. In the first episode, Bob is seen redesigning a "Doom Box", which he describes as "a supernatural jack-in-the-box" containing and amplifying magical energy. Bob is an invaluable source of knowledge which Dresden taps to solve supernatural crimes. He advises Dresden on both personal and magical matters. He was once owned by Dresden's uncle, Justin Morningway, before Dresden "self-defensed" him to death.
Terrence Mann as Hrothbert "Bob" of Bainbridge, the old spirit owned by Dresden.She pointed out at the end of season one that if he kissed her again, she would not slap him. Connie apparently has some romantic feelings toward Harry. Murphy is a tough, no-nonsense woman who is divorced and has a daughter (Anna) who she says spends a lot of time with her father because of the long hours she has to work. She is dedicated and takes her job seriously, even going as far as seeking out the only wizard in the phonebook to help with cases. Connie Murphy, the Chicago police officer who often seeks out Harry's help with cases that are hard to solve and may be supernaturally related, although she refuses to outright believe in magic, because such things do not fit with her "rules". It is later revealed Harry inherited a large amount of money that he gave to charity and owns the Morningway estate, in which he refuses to live.
Justin Morningway left a programmed Doppelgänger behind to resurrect him if he died. Bob makes reference to Harry "self-defensing" his uncle to death. When he was about 11, his powers began to emerge, and his uncle Justin Morningway wanted to take him and teach him about his abilities, so he murdered Harry's father with black magic when his father did not relinquish Harry to him. He was raised by his father, a stage magician. Harry's mother Burdine Dresden, a powerful witch, died when he was young.