Comcast’s European pay-TV company Sky has sued Warner Bros Discovery, accusing the entertainment giant of violating an agreement that gave Sky long-term exclusive rights to shows including a new “Harry Potter” TV series.

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.

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.

Warner Bros. Discovery Inc. Series A closed $4.40 short of its 52-week high ($12.70), which the company reached on December 14th.

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

This was the stock's fifth consecutive day of losses.

Sky Group filed a lawsuit Friday against Warner Bros., accusing the studio of breaching their agreement by refusing to partner on the upcoming “Harry Potter” TV series. Sky has long distributed Warner Bros.