• Shailene Woodley as Beatrice "Tris" Prior, a 17-year old Divergent fugitive on the run
• Theo James as Tobias "Four" Eaton, a Divergent, former Dauntless member, and boyfriend of Tris
• Kate Winslet as Jeanine Matthews, the cruel leader of Erudite who has the Divergents hunted down
• Miles Teller as Peter Hayes
• Ansel Elgort as Caleb Prior, Tris' brother who sides with Jeanine
• Jai Courtney as Eric Coulter, the ruthless leader of Dauntless and one of Jeanine's right-hand men
• Octavia Spencer as Johanna Reyes
• Ray Stevenson as Marcus Eaton
• Zoë Kravitz as Christina, Tris' best friend and a former Dauntless member
• Maggie Q as Tori Wu
• Mekhi Phifer as Max
• Janet McTeer as Edith Prior, the ancestor of Tris' father Andrew who appears in a holographic message
• Daniel Dae Kim as Jack Kang, the leader of Candor
• Naomi Watts as Evelyn Johnson-Eaton, the leader of Factionless and the mother of Four
• Emjay Anthony as Hector
• Keiynan Lonsdale as Uriah Pedrad
• Rosa Salazar as Lynn
• Suki Waterhouse as Marlene
• Jonny Weston as Edgar
• Tony Goldwyn as Andrew Prior, Tris' deceased father who is in Jeanine's simulation Tris undergoes
• Ashley Judd as Natalie Prior, Tris' deceased mother who is in Jeanine's simulation Tris undergoes

In December 2013, Summit Entertainment announced that a film adaptation of Insurgent would be released as The Divergent Series: Insurgent on March 20, 2015, as a sequel to the film adaptation of Divergent with Brian Duffield originally chosen to write the script for the film. On December 16, 2013, it was announced that Neil Burger, director of Divergent, would not return to direct Insurgent, due to him still working on the first film. On February 13, 2014, it was announced that Robert Schwentke was offered the director position for the film and that Akiva Goldsman had been hired to re-write Duffield's script.
In March 2014, it was confirmed that Shailene Woodley, Theo James, Jai Courtney, Ansel Elgort, Ray Stevenson, Zoë Kravitz, Miles Teller, Maggie Q, Mekhi Phifer, and Kate Winslet would reprise their roles from Divergent. Additionally, Ashley Judd, whose character died in the previous film, joined the cast for flashback and dream scenes involving her character. Woodley, who was filming The Fault in Our Stars at the time, cut her hair in order to appear in both films.

On May 12, 2014, it was announced that Octavia Spencer joined the cast as Amity representative Johanna Reyes. Late May 2014, Suki Waterhouse and Jonny Weston were cast as Marlene and Edgar, respectively. The character of Edgar does not appear in the Divergent trilogy; Weston later confirmed that the character is a member of factionless. Early June 2014, Stephanie Leigh Schlund announced that she was cast in the film as a member of the Amity, although she did not appear in the finished film. Naomi Watts and Daniel Dae Kim joined the cast as Evelyn Johnson and Jack Kang. On June 9, 2014, Rosa Salazar joined the cast as Lynn. On June 10, 2014, Australian actor Keiynan Lonsdale joined the cast as Uriah. On June 11, 2014, Emjay Anthony joined the cast as Hector.
Filming began in Atlanta on May 27, 2014, and concluded on September 6, 2014. Filming took place at the United States Penitentiary, Atlanta. For the Amity Compound, a set was constructed at Serenbe Community south of Atlanta. From June 11–24, 2014, filming took place at Peachtree Street, downtown Atlanta including a zip-line scene for which a set was constructed on the roof of Peachtree Center. On June 27, scenes were shot at the Archives Building in Atlanta. From July 12–13, 2014, production took place in Chicago with scenes being filmed at Wells Street, Franklin Street, Adams Street, Van Buren Street and helicopter shots at the Chicago Loop. Ashley Judd filmed her scenes along with Woodley in late June 2014. Additional interior and exterior shots of the High Museum in Atlanta were used as well.

In late August to early September, filming again moved to Atlanta. From August 28–29 and September 2–6, 2014, more scenes were filmed at the Archives Building in Atlanta. Some …

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In November 2014, it was announced that composer Joseph Trapanese would score the film. Instead of a song-based soundtrack, the film relied on the score, which is darker and more intense than the first one. The Divergent Series: Insurgent – Original Motion Picture Soundtrack album was released March 17, 2015. The first single, "Holes in the Sky" by M83 featuring Haim, was released on March 2, 2015.