Watch Masters of Sex

Masters of Sex is a period drama television series that aired from 2013 to 2016 on Showtime. The show centers around the real-life pioneers of the science of human sexuality, William Masters (played by Michael Sheen) and Virginia Johnson (played by Lizzy Caplan), and their groundbreaking research on sexual behavior.

Set in the 1950s and 1960s, the show explores the complex personal lives and professional relationships of the characters against the backdrop of a changing America. As Masters and Johnson conduct their research, they face opposition from colleagues, the medical establishment, and social norms. Yet, they persevere, determined to better understand the mystery of human sexuality.

The cast of the show is an ensemble of talented actors who bring to life a diverse array of characters. Caitlin Fitzgerald plays the role of Libby Masters, William Masters' wife, who struggles with infertility and the expectations placed on women in the era. Teddy Sears plays the role of Austin Langham, a doctor and colleague of Masters who struggles with his own sexual identity.

Nicholas D'Agosto plays the role of Ethan Haas, a young doctor who becomes involved in Masters and Johnson's research. Beau Bridges plays the role of Barton Scully, Masters' boss and mentor, who is conflicted about his own sexuality. Julianne Nicholson plays the role of Lillian DePaul, a feminist and colleague of Masters and Johnson, who challenges traditional gender roles.

Other notable cast members include Rose McIver, Allison Janney, Ann Dowd, Keke Palmer, Alan Ruck, James Eckhouse, Joan Severance, Nicholle Tom, Brian Howe, Michael Cassidy, Margo Martindale, Mae Whitman, Greg Grunberg, Bobby Campo, Elizabeth Bogush, Shanna Collins, Eileen Grubba, Molly Hagan, Lauren Weedman, Finn Wittrock, Blake Robbins, Sarah Silverman, Ashley Johnson, Michael Mantell, David Ury, Melanie Paxson, Emily Kinney, Evan Arnold, Gil McKinney, Larry Joshua, Maggie Grace, Scott Michael Campbell, Kevin Shinick, Rebecca Staab, Isabelle Fuhrman, Danny Huston, Eric Lange, Alyvia Alyn Lind, Peter Douglas, Hanna R. Hall, Barry Bostwick, Ann Cusack, Caroline Lagerfelt, Flex Alexander, Rob Kerkovich, Bug Hall, Anne Dudek, Jason Kravits, Robert Joy, Betsy Brandt, Melinda Page Hamilton, Larry Poindexter, and Gareth Williams.

With its compelling storyline, strong performances, and excellent production design, Masters of Sex is a captivating and thought-provoking show that explores human sexuality and the societal attitudes towards it.

Masters of Sex is a series that ran for 4 seasons (50 episodes) between September 29, 2013 and on Showtime