Kia Stevens, who plays Tamee/Welfare Queen in the series, is the only female cast member who is actually a professional wrestler. Stevens has been a champion all over the world wrestling under the name Awesome Kong (sometimes Amazing Kong). She also briefly wrestled in WWE as Kharma.
The wrestler who trained the actresses for this series, Chavo Guerrero Jr. is the nephew of Armando Guerrero, a.k.a. Mando, the trainer for the wrestlers in the original 1980s series.
Ursula Hayden is the owner of GLOW - Gorgeous Ladies of Wrestling. She was on the original GLOW in the 1980s as Babe, the Farmer's Daughter and she bought the company in 2001. She is also a story consultant on GLOW Netflix.
The idea for the series came when Liz Flahive and Carly Mensch, who at the time were looking to make a new female-centric show, came across the 2012 documentary GLOW: The Story of the Gorgeous Ladies of Wrestling. Before this, neither woman had heard of the GLOW wrestling promotion, and they became intrigued by the premise of producing a fictionalised version of it. Both women found the story line intriguing as a way of exploring the aftermath of the 1970s Woman's Liberation Movement.
Carlos Colón Jr, who plays one of the brothers of GLOW member "Machu Picchu," is a professional wrestler and is the son of famed Puerto Rican wrestler Carlos Colón, Sr.