9-1-1: Nashville | Behind the Scenes of the ‘Ridiculous and Crazy’ Spinoff (Exclusive)

ET’s Cassie DiLaura is on set with the celebs of ‘9-1-1: Nashville’ for an unique look behind the scenes on the making of the southern-set spinoff, airing Thursdays on ABC at 9 p.m. ET/PT and streaming on Hulu. Chris O’Donnell leads the most recent installment of the franchise as Captain Don, who has a secret youngster with LeAnn Rimes’ character, Dixie, all whereas married to Jessica Capshaw’s Blythe.