The second season features Elliot Page,[a] Tom Hopper, David Castañeda, Emmy Raver-Lampman, Robert Sheehan, Aidan Gallagher, Justin H. Min, Ritu Arya, Yusuf Gatewood, Marin Ireland, Adam Godley, Kate Walsh, and Colm Feore as a part of the main cast, while Kevin Rankin, Jordan Claire Robbins, Justin Paul Kelly, John Kapelos, and Kris Holden-Ried appear in recurring roles.

[8] Following the renewal, Elliot Page,[a] Tom Hopper, David Castañeda, Emmy Raver-Lampman, Robert Sheehan, and Aidan Gallagher were all confirmed to be returning to reprise their roles as the Hargreeves siblings.

[11][12] On October 17, 2019, John Kapelos announced that he would be joining the recurring cast as Jack Ruby, the man who killed Lee Harvey Oswald.

Meanwhile, Spillemaecker's crew recreated events surrounding JFK's fateful Dallas visit, while including The Umbrella Academy's superpower interactions.

Pictures and references from the 60s were provided to create and later to be used as digital matte paintings and CG environments, to transform Canada into the show's setting, 1960s Dallas.

All music is composed by Jeff Russo and Perrine VirgileOn September 3, 2020, Netflix revealed the show broke numerous records in viewerships, following the second season debut.

Club in a positive review wrote, "This season two premiere delivers a stronger, better version of The Umbrella Academy – one that finally starts to pay off the promise of the series.

"[33] Laura Prudom of IGN praised the series for its action sequences, soundtrack, and the themes about family, and considered it an improvement on the previous season.

[36] Sabrina Barr from The Independent commented: "Employing dry Wes Anderson-style humour and end-of-the-world exploits worthy of Heroes, the second season of The Umbrella Academy is just as – if not more – wacky than the first.