Gizmo is the name of two fictional characters appearing in American comic books published by DC Comics.

The third season of the American superhero streaming television series Titans premiered on HBO Max on August 12, 2021, and concluded on October 21, consisting of 13 episodes. It was executive produced by Akiva Goldsman, Geoff Johns, Greg Walker, Greg Berlanti, Sarah Schechter, and Richard Hatem, with Walker serving as showrunner for the third consecutive season. Developed by Goldsman, Johns, and Berlanti, the series is based on the DC Comics team Teen Titans. Brenton Thwaites, Anna Diop, Teagan Croft, Ryan Potter, Conor Leslie, Curran Walters, Joshua Orpin, Minka Kelly, and Alan Ritchson return to the main cast from the previous season, joined by season 2 guest star Damaris Lewis and series newcomers Savannah Welch and Vincent Kartheiser. The season also introduces Jay Lycurgo, who would join the main cast the following season. It is the final season to feature longtime cast members Leslie, Kelly, and Ritchson, the final to feature Lewis, and the only to feature Welch and Kartheiser.