Girlfriends' Guide to Divorce is an American comedy-drama television series developed by Marti Noxon for the American cable network Bravo. Based on the Girlfriends' Guides book series by Vicki Iovine, the series revolves around Abby McCarthy, a self-help author who finds solace in new friends and adventures as she faces an impending divorce. Lisa Edelstein portrays the main character Abby. Beau Garrett and Necar Zadegan co-star. Janeane Garofalo was part of the main cast for the first seven episodes of season 1 before departing the cast. She was replaced in episode 8 with Alanna Ubach. Paul Adelstein co-starred as a main cast member for the first two seasons, before being reduced to a recurring character for the third and fifth seasons. Retta recurred during the show's second season before being promoted to the main cast at the start of season 3.

Alanna Ubach is an American actress. She is known for her roles as Serena McGuire in Legally Blonde (2001) & Legally Blonde 2 (2003), Isabel Villalobos in Meet the Fockers (2004), Maria in Sister Act 2: Back in the Habit (1993), Noreen in The Brady Bunch Movie (1995), Jane in Clockwatchers (1997), Naomi in Waiting... (2005) and Still Waiting... (2009), Margarete in Being Us (2011), Jeanine Pirro in Bombshell (2019), and the voice of Mamá Imelda in Coco (2017), as well as Jo Hernandez-Frumpkis on Girlfriends' Guide to Divorce, Suze Howard on Euphoria, Amy Hobbs on See Dad Run, Tessa Flores on Guilty Party, Carol Atkinson on The Flight Attendant, and Susan Bennett on Ted.