| Nicole Kidman (Lucille Ball) |
| Javier Bardem (Desi Arnaz) |
| J.K. Simmons (William Frawley) |
| Nina Arianda (Vivian Vance) |
| Tony Hale (Jess Oppenheimer) |
| Alia Shawkat (Madelyn Pugh) |
| Jake Lacy (Bob Carroll) |
| Linda Lavin (Madelyn Pugh âgée) |
| Ronny Cox (Bob Carroll âgé) |
| John Rubinstein (Jess Oppenheimer âgé) |
| Clark Gregg (Howard Wenke) |
| Jeff Holman (Roger Otter) |
| Jonah Platt (Tip Tribby) |
| Christopher Denham (Donald Glass) |
| Brian Howe (Charles Koerner) |
| Ron Perkins (Macy) |
| Baize Buzan (Mary Pat) |
| Matt Cook |
| Josh Bednarsky |
| Dana Lyn Baron (Miss Rosen) |
| Dan Sachoff (David Levy) |
| Max Silvestri (David Hart) |
| Renee Pezzotta |
| Christopher Wolfe |
| Breanna Wing |
| Caroline Anderson |
| Jamie Miller |
| Gail Rastorfer |
| Russ Burd (Irwin Gotlieb) |
| Guido Cocomello |
| John Funk (J. Edgar Hoover) |
| Angela Leib |
| David Saenz |
| Stephanie Lesh-Farrell |
| Ron Ostrow |
| Pamela Mitchell |
| Lawrence Novikoff (Sam Stein) |
| Jack Benza |
| Peter Onorati (Vittorio) |
| Evie Nicholson |
| Rick Batalla |
| John F. Carpenter |
| Melinda Sullivan (Ann Miller) |
| Christian Roberts |
| Gus Lynch |
| Allan Wayne Anderson |
| David Fyne |
| Val Chmerkovskiy |
| Asiel Hardison |
| Reina Hidalgo |
| Jenna Johnson |
| Will Loftis |
| Noelle Marsh |
| Leo Moctezuma |
| Nayara Núñez |
| Britt Stewart |
| Eddie Torres Jr. |
| James Patrick Duffy |
| Emily Marsh |
| Cece Camps |
| Daniel Armella |
| Molly Meyer |
| Shiree Nelson |
| Bennie Arthur (Sandy Gunter) |
| Daniela Azuaje |
| Benedikt Brydern |
| Matt Bufford |
| Audra Buras |
| Samuel Code |
| Jack Daniel |
| Louis Delavenne |
| Amanda J. Dobos |
| Lori Dorfman |
| Kate Ellie Fitzgerald |
| Mary M. Flynn |
| Paul Riley Fox |
| Dina Freberg |
| Sarah Hamilton |
| Peter Holt |
| Bob Honest |
| James Hutson |
| Artur Lago-V |
| Laura Lim |
| Vincent Lionetti |
| Fedor Lobov (Richard Denning) |
| Luke Matheis |
| Heywood McGuffee |
| Molly Nevola |
| Alexa Niemi |
| Chris Paseka |
| Jekyns Pelaez |
| Luke Persiani |
| Robert Pine |
| Jeremiah Ripley |
| Jenya Shatilova |
| Bruce M. Stockert |
| Taylor Stone |
| Danielle Swanson |