The official synopsis for the film is as follows:
When Pete and Ellie decide to start a family, they stumble into the world of foster care adoption. They hope to take in one small child but when they meet three siblings, including a rebellious 15-year-old girl, they find themselves speeding from zero to three kids overnight. Now, Pete and Ellie must hilariously try to learn the ropes of instant parenthood in the hopes of becoming a family.
The film is inspired by the real life experiences of writer and director Sean Anders and stars Mark Wahlberg, Rose Byrne, Isabela Moner, Gustavo Quiroz, Julianna Gamiz, Octavia Spencer, Tig Notaro, Margo Martindale, Iliza Shlesinger, Tom Segura, Julie Hagerty and Eve Harlow.
Instant Family is scheduled for cinematic release on the 16th November 2018.