[1][unreliable source] In May 1973, twenty-four PBS stations broadcast their self-produced TV movie Steambath (based on the play of the same name) with Valerie Perrine appearing naked.
[2][unreliable source] In 1974, PBS's KERA-TV began broadcasting the British sketch comedy show Monty Python's Flying Circus[3] with actress Sheila Sands appearing topless in the 6th episode.
[4][unreliable source] In 1974, Columbia Pictures Television filmed a nude scene of Connie Stevens for a TV movie called The Sex Symbol.
In 1975[6] (with a rerun in 1986[7]), the PBS National Geographic special The Incredible Machine looked into parts of the human body and included in its opening scenes a fully nude woman in an artist's model pose; probably less for this than the innovative micro- and interior cinematography, this was for more than half a decade the most popular single program broadcast on the network.
The special-event miniseries, Roots on ABC, featured some partial nudity of its cast, usually fleetingly, but more so than other commercial network programming in the United States in the 1970s.
In 1985, the two-night adaptation of Ken Follett's The Key to Rebecca, shown on WPIX Channel 11 in New York City on April 29 and May 9, had non-pixelated toplessness from both of its female stars, Season Hubley and Lina Raymond.
[citation needed] Throughout the United States, many metropolitan areas had independent television stations that were not affiliated with any of the national networks and showed programming only to people within their limited broadcast range.
KTLA in Los Angeles, for example, showed an unedited version of the Academy Award-winning One Flew Over the Cuckoo's Nest, which featured fully exposed female breasts, between 7:30 and 11 p.m.
[10] In 2013, Buying Naked premiered on TLC that the real estate agent Jackie Youngblood shows homes in clothing optional communities to house-hunting nudists.
[12] After Justin Timberlake exposed Janet Jackson's breast during a live performance at the 2004 Super Bowl halftime show the Federal Communications Commission (FCC) tightened its indecency rules due to public pressure.
Each episode chronicles the lives of two survivalists (one female, one male) who meet for the first time and are given the task of surviving a stay in the wilderness naked for 21 days.