John Nolan, once the oldest rookie in the LAPD, now uses his life experience, determination and sense of humor to keep up with rookies 20+ years his junior. John and the team must navigate the intense, unpredictable nature of their jobs and personal challenges, while uplifting the next generation of first responders. 'The Rookie' stars Nathan Fillion as John Nolan, Mekia Cox as Nyla Harper, Alyssa Diaz as Angela Lopez, Richard T. Jones as Wade Grey, Melissa O'Neil as Lucy Chen, Eric Winter as Tim Bradford, Jenna Dewan as Bailey Nune, Shawn Ashmore as Wesley Evers, Lisseth Chavez as Celina Juarez and Deric Augustine as Miles Penn.