[7] In addition, Julius Conceição costars as Max, Dawn and Scott's son, a "New York Lonely Boy",[10] and Penelope Richmond as Stevia, Summer and Kev's daughter (seasons 1-2).

On January 16, 2020, Tina Fey announced at a Peacock investor presentation event that she was executive-producing an original series for the upcoming streaming service.

[15] In October 2020, Renée Elise Goldsberry, Busy Philipps, and Paula Pell were stated to be joining the cast in starring roles alongside Bareilles.

[21] On April 6, 2022, additional guest stars were announced including Amber Ruffin, Chad L. Coleman, Grey Henson, Heidi Gardner, Hoda Kotb, James Monroe Iglehart, John Lutz, Judy Gold, Mario Cantone, Pat Battle, Piter Marek, Tim Meadows, and Property Brothers Drew Scott and Jonathan Scott,[22] alongside returning guest stars Andrew Rannells, Park, Erika Henningsen, Janine Brito, Jeremiah Craft, Jonathan Hadary, Breaker, and Julius Conceicao.

[10] Actors joining the cast for season 3 include Adriane Lenox, Ron Canada, Thomas Doherty, Catherine Cohen, and Ingrid Michaelson.

[23] Filming for season 3, who took six weeks with one single director and scenes from different episodes shot in a row, based on the location available,[24] had been completed before the 2023 Writers Guild of America strike.

[27] Bareilles also contributed to writing "4 Stars" and "I'm Afraid (Dawn's Song of Fears)";[27] she revealed that she was influenced by the music of Destiny's Child, NSYNC, and ABBA.

The website's critics consensus reads: "Smart, funny, and just nostalgic enough, Girls5Eva's intelligent insights are brought to brilliant life by its talented quartet, whose individual gifts come together to make sweet comedic harmony.

The website's critics consensus states, "Like an addictive pop song, Girls5Eva is just as delightful the second time around, with its band of scrappy divas remaining one of the funniest ensembles on television.