Trivia: The climactic fight sequence between Michelle Rodriguez and Charlize Theron was filmed without a principal director on set. The sequence was captured during a one-week transition period after the original director, Justin Lin, abruptly left the production due to creative differences.
Trivia: The final film starring Bruce Willis to be released, coming out almost exactly one year after he announced his retirement due to Frontotemporal Dementia (initially diagnosed as Aphasia). Like many of his final films, it was created primarily for the VOD, streaming and home-video market, but was also given a token limited release in certain overseas markets.
Trivia: This is the second consecutive Ninja Turtles film in which Rocksteady is portrayed by a professional wrestler. He was played by Sheamus in Teenage Mutant Ninja Turtles: Out of the Shadows, and voiced in this film by John Cena.