Participants in American reality television series

Caitlyn Marie Jenner (born William Bruce Jenner; October 28, 1949; known as Bruce Jenner until 2015) is an American media personality and former Olympic gold medal-winning decathlete.
Jenner played college football for the Graceland Yellowjackets before incurring a knee injury that required surgery. Convinced by Olympic decathlete Jack Parker's coach, L. D. Weldon, to try the decathlon, Jenner had a six-year decathlon career, culminating in winning the men's decathlon event at the 1976 Summer Olympics in Montreal, setting a third successive world record and gaining fame as "an all-American hero". Jenner established a career in television, film, writing, auto racing, business, and as a Playgirl cover model.Jenner has six children with three successive wives – Chrystie Crownover, Linda Thompson, and Kris Jenner – and from 2007 to 2021 appeared on the reality television series Keeping Up with the Kardashians with Kris, their daughters Kendall and Kylie Jenner, as well as Kris's other children from her previous marriage, Kourtney, Kim, Khloé, and Rob Kardashian.
Jenner publicly came out as a trans woman in April 2015, announcing her new name in July of that year. From 2015 to 2016, she starred in the reality television series I Am Cait, which focused on her gender transition. At the time of her coming out, she had been called the most famous trans woman in the world. Jenner is a transgender rights activist, although her views on transgender issues have been criticized by many other LGBTQ+ activists.A member of the Republican Party, Jenner ran in the 2021 California gubernatorial recall election, finishing 13th with one percent of the vote. Six months after the election, Jenner was hired by Fox News as an on-air contributor.

Britney Jean Spears (born December 2, 1981) is an American singer. Often referred to as the "Princess of Pop", she is credited with influencing the revival of teen pop during the late 1990s and early 2000s. Spears has sold over 150 million records worldwide, making her one of the world's best-selling music artists. She has earned numerous awards and accolades, including a Grammy Award, 15 Guinness world records, six MTV Video Music Awards, seven Billboard Music Awards (including the Millennium Award), the inaugural Radio Disney Icon Award, and a star on the Hollywood Walk of Fame. Her heavily choreographed videos earned her the Michael Jackson Video Vanguard Award.
After appearing in stage productions and television series, Spears signed with Jive Records in 1997 at age fifteen. Her first two studio albums, ...Baby One More Time (1999) and Oops!... I Did It Again (2000), are among the best-selling albums of all time and made Spears the best-selling teenage artist of all time. With first-week sales of over 1.3 million copies, Oops!... I Did It Again held the record for the fastest-selling album by a female artist in the United States for fifteen years. Spears adopted a more mature and provocative style for her albums Britney (2001) and In the Zone (2003), and starred in the 2002 film Crossroads. She was executive producer of her fifth studio album, Blackout (2007), often referred to as her best work. Following a series of highly publicized personal problems, promotion for the album was limited, and Spears was involuntarily placed in a conservatorship.
Subsequently, Spears released the chart-topping albums, Circus (2008) and Femme Fatale (2011), the latter of which became her most successful era of singles in the US charts. With "3" in 2009 and "Hold It Against Me" in 2011, Spears became the second artist after Mariah Carey in the Billboard Hot 100's history to debut at number one with two or more songs. She embarked on a four-year concert residency, Britney: Piece of Me, at Planet Hollywood Resort & Casino in Las Vegas to promote her next two albums Britney Jean (2013) and Glory (2016). In 2019, Spears' legal battle over her conservatorship became more publicized and led to the establishment of the #FreeBritney movement. In 2021, the conservatorship was terminated following her public testimony in which she accused her management team and family of abuse.In the United States, Spears is the fourth best-selling female album artist of the Nielsen SoundScan era, as well as the best-selling female album artist of the 2000s. She was ranked by Billboard as the eighth-biggest artist of the 2000s. Spears has had six number-one albums on the Billboard 200 and five number-one singles on the US Billboard Hot 100: "...Baby One More Time", "Womanizer", "3", "Hold It Against Me", and "S&M (Remix)". Other hit singles include "Oops!... I Did It Again", "I'm a Slave 4 U", "Toxic", "Gimme More", and "Piece of Me". "...Baby One More Time" was named the greatest debut single of all time by Rolling Stone in 2020. In 2004, Spears launched a perfume brand with Elizabeth Arden, Inc.; sales exceeded $1.5 billion as of 2012. Forbes has reported Spears as the highest-earning female musician of 2001 and 2012. By 2012, she had topped Yahoo!'s list of most searched celebrities seven times in twelve years. Time named Spears one of the 100 most influential people in the world in 2021. Spears placed first in the Time reader poll.

Rumer Glenn Willis (born August 16, 1988) is an American actress. The eldest daughter of actors Bruce Willis and Demi Moore, she made her acting debut opposite her mother in the coming-of-age drama Now and Then (1995). She subsequently appeared in films such as Striptease (1996), Hostage (2005), The House Bunny (2008), Sorority Row (2009) and Once Upon a Time in Hollywood (2019). She portrayed Gia Mannetti on The CW teen drama series 90210 (2009–10) and Tory Ash on the FOX musical drama series Empire (2017–18).Willis won season 20 of the ABC dance competition television series Dancing with the Stars, and made her Broadway debut as Roxie Hart in the musical Chicago on September 21, 2015.

Harry Robinson Hamlin (born October 30, 1951) is an American actor, author, and entrepreneur. He is best known for his roles as Perseus in the 1981 fantasy film Clash of the Titans, a role he reprised in 2007's Santa Monica Studio video game God of War II, and as Michael Kuzak in the legal drama series L.A. Law, for which he received three Golden Globe nominations. For his recurring role as Jim Cutler on the AMC drama series Mad Men, Hamlin received a Primetime Emmy nomination for Outstanding Guest Actor in a Drama Series.

Tiffany Michelle is an American professional poker player and television personality.

Mallory Christina Ervin (born October 26, 1985) is an American YouTube personality, former entertainer and former beauty pageant titleholder from Morganfield, Kentucky. She held the title of Miss Kentucky 2009 and was 4th runner-up to Miss America 2010. In September 2010, it was announced that she competed on The Amazing Race 17 with her father Gary Ervin. The Amazing Race was filmed in May and June 2010 and premiered on September 26, 2010. Gary and Mallory were also one of the teams to return for The Amazing Race 18, which premiered on February 20, 2011. Ervin returned to the race to join Mark Jackson in The Amazing Race 24: All Stars, after Jackson's teammate William "Bopper" Minton was deemed unfit to race due to health reasons.

Willie Aames (born Albert William Upton; July 15, 1960) is an American actor, film and television director, television producer, and screenwriter. He is best known for playing Tommy Bradford, one of the children of Tom Bradford (played by Dick Van Patten), on the 1970s television series Eight Is Enough, TJ Latimer in Family, Buddy Lembeck on the 1980s sitcom Charles in Charge, and the title character in the direct-to-video series Bibleman (1995–2003). He is also credited as Willie Ames.

Joshua Daniel Flagg (born August 20, 1985) is an American real estate agent, television personality, author and contributor to several real estate publications and news outlets.
He is an original cast member on the show Million Dollar Listing Los Angeles on the Bravo television network. The show follows young real estate agents in Los Angeles as they sell high-end homes. Flagg has been recognized by The Wall Street Journal as one of the top-ranked agents in California and nationally by sales volume and as a top 25 real estate agent by The Hollywood Reporter.Flagg has authored two books, A Simple Girl: Stories My Grandmother Told Me, published in 2009, and Million Dollar Agent: Brokering the Dream, which was published in 2011. Flagg was featured on Forbes' 30 Under 30 in 2012 as a top record-breaking real estate agent. He has also been featured on NBC's Today Show, ABC's Good Morning America E!, CBS The Insider, Fox, and Bravo's Watch What Happens: Live as well as in the pages of The Wall Street Journal, Los Angeles Times, Forbes Magazine, and Variety, among others.

Holly Madison (born Hollin Sue Cullen; December 23, 1978 or 1979) is an American television personality, best known as a former girlfriend of Hugh Hefner and for her appearance in the reality television show The Girls Next Door. She also starred in her own reality series, Holly's World, which ran from 2009 to 2011. She has released two books, Down the Rabbit Hole in 2015, about her life in the Playboy Mansion and her relationship with Hefner, and The Vegas Diaries: Romance, Rolling the Dice, and the Road to Reinvention in 2016.

Stephanie Lynn Pratt (born April 11, 1986) is an American television personality. In 2007, she came to prominence after being cast in a supporting role on the reality television series The Hills. In 2010, the series saw Pratt become a primary cast member, joining Audrina Patridge, Lo Bosworth and Kristin Cavallari.