William Masters
Michael Sheen
Virginia Johnson
Lizzy Caplan
Dr. Barton Scully
Beau Bridges
Libby Masters
Caitlin FitzGerald
Dr. Austin Langham
Teddy Sears
Ethan Haas
Nick D'Agosto
Betty DiMello
Annaleigh Ashford
Dr. Lillian DePaul
Julianne Nicholson
Guest Star
Josh Randall
Gene Moretti
Greg Grunberg
Guest Star
Adam Arkin
Guest Star
Keke Palmer
Guest Star
Barry Watson
Barbara Sanderson
Betsy Brandt
Guest Star
Rene Auberjonois
Jane Martin
Heléne Yorke
Guest Star
Alex Wyse
Guest Star
Kevin Christy
Guest Star
Sarah Sido
Estabrooks Masters
Ann Dowd
Margaret Scully
Allison Janney
Guest Star
Johnny Sneed
Vivian Scully
Rose McIver
Robert Franklin
Jocko Sims
Guest Star
Marin Ireland
Tessa Johnson
Kayla Madison
Guest Star
Jonathan T. Floyd
Guest Star
Evan Arnold
George Johnson
Mather Zickel
Guest Star
Melanie Paxson
Guest Star
John Billingsley
Guest Star
Melinda Page Hamilton
Guest Star
Sterling K. Brown
Guest Star
Renée Elise Goldsberry
Guest Star
Nicole Steinwedell
Guest Star
Marc Evan Jackson
Guest Star
Artemis Pebdani
Guest Star
Alexa Alemanni
Johnny Masters
Jaeden Martell
Guest Star
Scott Michael Campbell
Guest Star
Danny Huston
Guest Star
Brian Howe
Herb Spleeb
Jack Laufer
Guest Star
Jeremiah Birkett
Guest Star
Erin Cummings
Guest Star
Susie Schelling
Guest Star
Kevin Shinick
Dan Logan
Josh Charles
Guest Star
Courtney B. Vance
Guest Star
Andy Milder
Helen Schiff
Sarah Silverman
Guest Star
Larry Joshua
Guest Star
Brandon Scott
Guest Star
George Mackey
Guest Star
Peri Gilpin
Henry Johnson
Cole Sand
Guest Star
Rya Kihlstedt
Guest Star
Ana Walczak
Guest Star
Jora Senane
Guest Star
Elizabeth Bogush
Guest Star
Yvans Jourdain
Guest Star
Lance Barber
Guest Star
Kerry O'Malley
Guest Star
Christian Borle
Guest Star
Drew Rausch
Guest Star
Larry Poindexter
Paul Edley
Benjamin Koldyke
Guest Star
Jay Ellis
Guest Star
Bradley White
Guest Star
Jillian Reeves de Ortiz
Dr. Art Dreesen
Jeremy Strong
Dr. Nancy Leveau
Betty Gilpin
Guest Star
Vivian Kerr
Guest Star
Cutter Garcia
Guest Star
Jules Lambert
Guest Star
Nina Daniels
Bob Drag
Danny Jacobs
Bram Keller
David Walton
Guy
Nick Clifford
Harry Eshelman
Michael O'Keefe
Chancellor Fitzhugh
Garrett M. Brown
Ronald Sturgis
Colin Woodell
Louise Bell
Niecy Nash
Jenny Masters
Alyvia Alyn Lind