Hudson & Rex is a Canadian police procedural drama television series, based on the Austrian-Italian drama Kommissar Rex. It premiered on Citytv on March 25, 2019. Filming commenced in October 2018, with ongoing production in St. John's, Newfoundland and Labrador.

On May 30, 2019, Shaftesbury and Pope Productions announced Citytv had renewed for season two, and was scheduled for the 2019–2020 season. Season two premiered on September 24, 2019.

In June 2020, it was announced on Breakfast Television that season three would begin production sometime in July, ensuring to work within provincial public health guidelines in respect to the COVID-19 pandemic in Canada. Season three premiered on January 5, 2021. At the conclusion of the final season three episode, April 20, 2021, cast members announced that season four had been approved and filming would begin shortly. On September 15, 2021, it was announced that season four was set to premiere on October 7, 2021, bumped up from the original release date of October 21, 2021. Season 5 was later confirmed, set to release in October 2022.

On June 12, 2024, the series was renewed for a seventh season, which is expected in 2025.