List of Famous people who are 40

Micah Sloat is an American theatre actor and musician, largely known for his leading role as Micah in the 2007 hit horror film, Paranormal Activity. He appeared in the horror sequel in 2010, Paranormal Activity 2 and a cameo in the spin-off film, Paranormal Activity: The Marked Ones, in 2014.

James Carson Yun is an American entrepreneur, actor and retired professional wrestler best known for his appearances with World Championship Wrestling and the World Wrestling Federation/World Wrestling Entertainment in the late 1990s and 2000s under the ring names Jimmy Yang, Akio and Jimmy Wang Yang.

Rita Pereira, known by her stage name Rita Redshoes, is a solo musical artist from Portugal. In 1996 she sang with her first band, Atomic Bees, releasing an album in 2000 entitled love.noises.and.kisses. In 2003, she was invited to sing with David Fonseca, and shared with him the song "Hold Still" from Our Hearts Will Beat As One, his second solo album. In 2008 she released her debut solo album Golden Era. In 2010 the band Snow Patrol invited her to perform the single "Set the fire to the third bar" in Rock in Rio Lisbon.

Chae Min-seo is a South Korean actress. Chae made her acting debut in 2002 with Champion, and has since played leading roles in horror film The Wig and the indies Loner (2008), Vegetarian (2010), Sookhee (2014) and Young Mother: What's Wrong with My Age? (2015). She actually shaved her head for the movie The Wig.