When a man is murdered after having found Aladdin's lamp, Rick thinks there is a genie in their midsts on Castle Season 8 Episode 17.

Will Castle get his wish...or be able to ask for three? Is the woman who seems to appear and disappear at will really a genie or something more human? 

And when Jenny suffers complications during childbirth, will her and Ryan's baby be okay? 

Find out and watch Castle online now here at TV Fanatic. 

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C. Orlando was a TV Fanatic Staff Writer. Follow her on Twitter.