Behind the Episode: Standard Deviation

Masters of Sex, Season 1, Episode 3: The cast discusses the ramifications of Masters and Johnson's study.

Tonight on Showtime
7:55 PM ET/PT
3:10 To Yuma
10 PM ET/PT
Penny Dreadful: A Blade of Grass
11 PM ET/PT
Submission: Smut
11:30 PM ET/PT
House of Lies: One-Eighty
Schedules