They include Maripier Morin, a Montreal TV host and girlfriend of Canadiens winger Brandon Prust.
Also in the cast is fashion designer Tiffany Parros, who is married to recently retired Montreal forward George Parros.
They join the previously announced Nicole Brown, wife of Los Angeles Kings captain Dustin Brown, and actress Noureen DeWulf, wife of Vancouver Canucks goaltender Ryan Miller.
Other newly announced cast members include model Martine Forget, who is engaged to Toronto Maple Leafs goalie Jonathan Bernier.
Viewers will also see choreographer Brijet Whitney, who married to recently retired all-star Ray Whitney.
The cast is rounded out by social activist Kodette LaBarbera, wife of Anaheim Ducks goalie Jason LaBarbera, and realtor Wendy Tippett, wife of Arizona Coyotes head coach Dave Tippett.
Also in the lineup is Emilie Blum, a former intelligence specialist for the U.S. military and wife of Minnesota Wild defenceman Jonathon Blum; and athlete and communications expert Jenny Scrivens, wife of Edmonton Oilers goalie Ben Scrivens.
The eight-part show will premiere March 18 at 10 p.m. ET/PT.
A statement says the show features the glamorous lives of NHL's wives and girlfriends (a.k.a. WAGs) and how "the many challenges and crises all relationships face are amplified when lives are lived on the front page of the sports section."
It all unfolds over the course of an NHL season.