Boomerang is a Canadian English language discretionary specialty channel owned by Corus Entertainment.

It is a licensed version of the U.S. channel of the same name, which primarily broadcasts animated programming from the Warner Bros.

Animation library, including Warner Bros. Cartoons and Hanna-Barbera productions among others, as well as contemporary reboots of classic franchises.

", which would be "devoted to programming from international markets, featuring the latest trends in non-violent action, adventure, superheroes, comedy and interactivity".

[10][11] In August 2015, internal sources at Corus reported that Cartoon Network would be moved to the channel allotments of Teletoon Retro, which was being shut down on September 1, 2015.

To comply with Canadian content rules, the channel's schedule also includes library programs sourced from its parent network and YTV.

From its original launch as Cartoon Network through April 2019, the channel also carried a domestic version of the U.S. channel's primetime and late-night block Adult Swim, which carried animated and live-action comedy programs targeting a teen and young adult audience; the block and its Teletoon counterpart Teletoon at Night were spun off into a dedicated Adult Swim channel in 2019.