Danny and Baez race against the clock to catch a serial killer targeting young women across the city. Also, Erin and Eddie clash when Eddie intervenes in a murder case and Erin’s personal life; and Frank must decide how to discipline his grandson Joe Hill when Joe breaks protocol while working on a joint task force with the FBI.

Sandi takes a look at tubes and tubas in a totally tubular show with Bridget Christie, Sara Pascoe, Deborah Frances White and Alan Davies.

Jimmy pens his weekly Thank You Notes before speaking with guests Paul Rudd and Marc Maron and welcoming musical guest Kelela.