The agreement gives TVN the free TV and basic pay rights to a raft of new and catalogue titles.
Series included in the deal include Lethal Weapon (pictured) and Lucifer.
Feature films include The Lego Movie, Godzilla, American Sniper, Fantastic Beasts and Where to Find Them and Suicide Squad.
“We are delighted to expand on our deep-rooted relationship with Warner Bros. International Television Distribution,” said Piotr Korycki, vice president of the management board at TVN.
“With this deal we are entering our third decade of co-operation. The best productions of the studio will air exclusively on our networks.”
Jeffrey Schlesinger, president, Warner Bros. Worldwide Television Distribution added: “We have long enjoyed a strong and mutually beneficial relationship with TVN. We look forward to many more years of our feature film and television titles airing across their channels.”