Masters Of Sex starring Michael Sheen is to end after its fourth series on US television.
American TV network Showtime confirmed there would be no new episodes of the drama, which was inspired by the lives and ground-breaking work of sex researchers Dr William Masters and Virginia Johnson.
In a statement to Deadline, Showtime said: "Masters of Sex was a beautifully written and acted exploration of America's changing sexual mores. We are incredibly proud to have shared the story of Masters and Johnson for four critically-acclaimed seasons."
The fourth series of Masters Of Sex recently concluded in the US, with the final episode seeing characters William and Virginia - played by Michael and Lizzy Caplan - get married
The show was nominated for a Golden Globe award for best TV drama in 2013. The first two series aired in the UK on Channel Four and More 4 in the UK.