Gary Sinise Det. Mack "Mac" Taylor Actor Melina Kanakaredes Det. Stella Bonasera Actor Carmine Giovinazzo Det. Danny Messer Actor Hill Harper Dr. Sheldon Hawkes Actor Vanessa Ferlito Aiden Burn Actor Eddie Cahill Det. Donald Flack, Jr. Actor Sonya Walger Jane Parsons Guest Star Paul Carafotes Detective Thacker Guest Star Zach Grenier Ross Howell Guest Star Matt Baker Michael Starling Guest Star Aisha Hinds Brett Stokes Guest Star Robert Costanzo Frank Meadows Guest Star Desi Lydic Elaine Curtis Guest Star Hira Ambrosino Angie Soon Guest Star Julia Duffy Millie Hanford Guest Star Steve Hytner Alvin Marbert Guest Star Neil Giuntoli Mark Stutz Guest Star Brad Greenquist Theodore Gates Guest Star Marc Lynn Dog Owner 1 Guest Star Marcia Firesten Dog Owner 2 Guest Star Jerry Bruckheimer Executive Producer Carol Mendelsohn Executive Producer Ann Donahue Executive Producer Anthony Zuiker Executive Producer Danny Cannon Executive Producer Andrew Lipsitz Executive Producer Alex Zakrzewski Director Timothy J. Lea Writer Zachary Reiter Writer