Turtles Forever is a 2009 American animated superhero film that is a crossover between two different incarnations of the Teenage Mutant Ninja Turtles franchise. The plot follows the Turtles of the 2003 animated television series as they team up with the Turtles of the 1987 television series to save the multiverse from the wrath of Ch’Rell, the Utrom Shredder of the 2003 television series. Directed by Roy Burdine and Lloyd Goldfine and written by Goldfine, Rob David, and Matthew Drdek, it was produced in celebration of the 25th anniversary of the characters while also serving as the finale to the 2003 television series.

Turtles Forever aired on The CW4Kids on November 21, 2009.