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Masters of Sex

The Pleasure Protocol (Season 4, Episode 3)
TV Episode | 57 min | Drama, Romance

Masters and Johnson adjust to new partners, but their respective cases have them second-guessing the instinct to remain separated. A romantic prospect pushes Libby to embrace life as a newly single woman of the sexual revolution.
Michelle Ashford (developed for television by) | Thomas Maier (based on the book by) | Ellen Fairey
Casting Director
Production Designer
Edit Released
Updated Sep 25, 2016

Release date
Sep 25, 2016 (United States)


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+ Add Cast
25 cast members
Name STARmeter Known for
Michael Sheen
Dr. William Masters Dr. William Masters   See fewer
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Lizzy Caplan
Virginia Johnson Virginia Johnson   See fewer
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Caitlin FitzGerald
Libby Masters Libby Masters   See fewer
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Annaleigh Ashford
Betty DiMello Betty DiMello   See fewer
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Judy Greer
Alice Logan Alice Logan   See fewer
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Betty Gilpin
Dr. Nancy Leveau Dr. Nancy Leveau   See fewer
Kevin Christy
Lester Linden Lester Linden   See fewer
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David Walton
Bram Keller Bram Keller   See fewer
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Ashley Zukerman
Gary Bucksey Gary Bucksey   See fewer
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John Gleeson Connolly
Hugh Hefner Hugh Hefner   See fewer
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Jack Laufer
Herb Spleeb Herb Spleeb   See fewer
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Amanda Quaid
Fran Bucksey Fran Bucksey   See fewer
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Bryce Johnson
Lee Dirks Lee Dirks   See fewer
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Andre Royo
Sammy Davis Jr. Sammy Davis Jr.   See fewer
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Jeremy Strong
Dr. Art Dreesen Dr. Art Dreesen   See fewer
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Rachelle Dimaria
Dawn Jackson Dawn Jackson   See fewer
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Jaret Sacrey
Fred Cox Fred Cox   See fewer
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Nicole Carmela
Doe Eyes (as Nicole Cummins) Doe Eyes (as Nicole Cummins)   See fewer
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Andrea Gwynnel
Waitress (as Andrea Gwynnel Morgan) Waitress (as Andrea Gwynnel Morgan)   See fewer
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Justin Andrews
Photographer (uncredited) Photographer (uncredited)   See fewer
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Chloe Dworkin
Carly (uncredited) Carly (uncredited)   See fewer
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Frederick Keeve
AA Member (uncredited) AA Member (uncredited)   See fewer
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Priscilla Quintana
Fabiana (uncredited) Fabiana (uncredited)   See fewer
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Ratings Breakdown

7.9 / 10 | 218 votes