Under the deal, Warner Bros. Discovery was allegedly obligated to present Sky with opportunities to co-produce at least four shows per year from 2021 to 2023. Warners called the lawsuit a "baseless attempt" to gain leverage in upcoming negotiations.

European pay-TV operator Sky accuses Warner of violating co-production deal giving it exclusive long-term rights to shows.

"Warner has repeatedly failed to offer Sky the annually required minimum number of contractually qualifying series for its consideration," Sky states.

This case revolves around a dispute between Comcast and Warner Bros. Discovery (WBD) over Max Originals, including high-profile Harry Potter TV series production.

Comcast and Warner Bros. Discovery are squabbling over HBO/Max's coming Harry Potter series. Specifically, UK broadcaster Sky, owned by Comcast, has sued WBD for the right to co-produce the small-screen adaptation of J.

Even so, there is money lurking out in them thar’ adaptations— someone, likely a lot of someones, are going to watch this thing when it arrives circa 2026, even if we aren’t—and said cash is at the center of a new lawsuit between Warner Bros.