Gary Sinise Det. Mack "Mac" Taylor Actor Melina Kanakaredes Det. Stella Bonasera Actor Carmine Giovinazzo Det. Danny Messer Actor Anna Belknap Det. Lindsay Monroe Messer Actor Hill Harper Dr. Sheldon Hawkes Actor Eddie Cahill Det. Donald Flack, Jr. Actor Robert Joy Dr. Sid Hammerback Guest Star A.J. Buckley Adam Ross Guest Star Judd Nelson Cigarette Company Executive Guest Star Jodi Lyn O'Keefe Melodee Constanza Guest Star Christian Campbell Noah Hubler , Patrick Dent Guest Star Cedric Pendleton Jimmy Easman Guest Star Jennifer O'Dell Miss Di Martino Guest Star Jeff Denton Vince Massoni Guest Star Brianna Brown Heidi Pesco Guest Star Megan Linder Mrs. Williams Guest Star Brady Matthews Damon Caro Guest Star Nate Noggle Mr. Strauss Guest Star Fatimah Adams Ms. Herzlinger Guest Star George Young Warner Roger Thomas Guest Star Jaclyn Kerhulas Mrs. Marber Guest Star Dave Bursin Giraffe Keeper 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 Steven DePaul Director Peter M. Lenkov Writer