Watch Masters of Sex Online
![Keeping the Clinic Afloat - Masters of Sex](https://tv-fanatic-res.cloudinary.com/iu/s--Ycaz3e2n--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1479005885/keeping-the-clinic-afloat-masters-of-sex.jpg)
On Masters of Sex Season 4 Episode 10, Masters and Johnson work to take down Nancy, while also preparing for their wedding.
![Road Trip - Masters of Sex](https://tv-fanatic-res.cloudinary.com/iu/s--vETTP6Jc--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1478394326/road-trip-masters-of-sex.jpg)
On Masters of Sex Season 4 Episode 9, Bill struggles to figure out his relationship with Virginia. Meanwhile, Art overhears a devestating confession, and Louise falls off the wagon.
![Posing As a Couple - Masters of Sex](https://tv-fanatic-res.cloudinary.com/iu/s--v_gNh8va--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1477782754/posing-as-a-couple-masters-of-sex.jpg)
On Masters of Sex Season 4 Episode 8, Bill and Virginia investigate a competing clinic. Meanwhile, Nancy manipulates Art.
![At Arms Length - Masters of Sex](https://tv-fanatic-res.cloudinary.com/iu/s--VWagq-jJ--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1477179825/at-arms-length-masters-of-sex.jpg)
On Masters of Sex Season 4 Episode 7, Virginia and Nancy go undercover, and Bill reaches out to an old flame.
![Back On Track - Masters of Sex](https://tv-fanatic-res.cloudinary.com/iu/s--zezltIMK--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1475950730/back-on-track-masters-of-sex.jpg)
On Masters of Sex Season 4 Episode 6, Virginia attempts to repair her relationship with Bill. Meanwhile Libby finds herself on an unusual date, and Helen goes into labor.
![Reviving Their Careers - Masters of Sex](https://tv-fanatic-res.cloudinary.com/iu/s--7Svp4IVb--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1475950268/reviving-their-careers-masters-of-sex.jpg)
On Masters of Sex Season 4 Episode 5, the trial begins against Johnson and Masters. Meanwhile, Bill and Libby have a heart to heart.
![The Morning After - Masters of Sex](https://tv-fanatic-res.cloudinary.com/iu/s--wZnKCpCn--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1475365774/the-morning-after-masters-of-sex.jpg)
On Masters of Sex Season 4 Episode 4, unexpected pairings occur at a party thrown by Art and Nancy where the night's events may change everything going forward.
![Second Guessing Themselves - Masters of Sex](https://tv-fanatic-res.cloudinary.com/iu/s---fosGgDJ--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1474139315/second-guessing-themselves-masters-of-sex.jpg)
On Masters of Sex Season 4 Episode 3, Bill works on a case that makes him question his feelings for Virginia. Meanwhile, Libby meets a handsome stranger.
![New Partners - Masters of Sex](https://tv-fanatic-res.cloudinary.com/iu/s--TV78uvod--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1474139095/new-partners-masters-of-sex.jpg)
On Masters of Sex Season 4 Episode 2, Masters and Johnson take on new partners, while Libby finally reveals her truth.
![After the Fallout - Masters of Sex](https://tv-fanatic-res.cloudinary.com/iu/s--oJuLUfke--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1473560687/after-the-fallout-masters-of-sex.jpg)
On Masters of Sex Season 4 Episode 1, Bill and Virginia try to find a way to move forward in their professional lives as their personal lives fall apart.