Jaime Camil, Michael Yo (comedian), Nischelle Turner, Dean Norris, James Corden, Marg Helgenberger, Rachel Bloom, Ari Stidham, Rob Kerkovich, Geoffrey Arend, Katharine McPhee (+), Thea Andrews, Elyes Gabel, Sheryl Underwood, Aisha Tyler, Julie Chen with Les Moonves, David Morrissey, Torrance Coombs with Alyssa Campanella, Craig Parker, Jonathan Keltz with guest, Austin Basis, Sean Teale, Adelaide Kane, Kathrine Herzer, Charley Koontz, Sean Murray with guest, Yael Grobglas, Justin Baldoni, Debbie Matenopoulos, Rachel Skarsten, Reggie Watts, Cameron Mathison, Kyle Bornheimer, Jane Lynch, Maggie Lawson, Matthew Perry, Yvette Nicole Brown, Lindsay Sloane (+), Tyler James Williams, Patricia Arquette, Nancy ODell, Megan Follows, Bow Wow aka Shad Moss, Evan Roe, Scott Bakula with Chelsea Field, Brett Dier, Haley Lu Richardson, James Patterson, Pierce Gagnon, Emily Wickersham, Masi Oka, Jake McDorman, Grace Gummer, Marcia Gay Harden, William Allen Young, Bonnie Somerville, Ben Hollingsworth, Harry Ford, Ben Hollingsworth, Will Estes, Andrea Navedo, Pauley Perrette, Azie Tesfai, NCIS Los Angeles cast, Miguel Ferrer, LL Cool J, Chris ODonnell, Eric Christian Olsen, Barrett Fo (+), Renee Felice Smith (+), Daniela Ruah (+),