Are Mckenna Grace and Mason Thames dating?

While fans have speculated about a real-life romance between the Regretting You co-stars, both Mckenna Grace and Mason Thames have remained private about their relationship status, focusing instead on their friendship and acting careers.

What movies have Mckenna Grace and Mason Thames worked on together?

Mckenna Grace and Mason Thames have collaborated on two projects: the 2025 film Regretting You, in which they played love interests, and the Green Day-produced music comedy New Year's Rev, which was filmed back-to-back with Regretting You.

How did Mckenna Grace and Mason Thames' off-screen connection impact their on-screen performance in Regretting You?

According to Mason Thames, their immediate off-screen chemistry made acting together "so easy" and led them to improvise "a lot of kisses" during their romantic scenes, though not all of them made it into the final cut of the film.

Home / Arts and Entertainment / Regretting You Co-Stars' Undeniable Chemistry Fuels Relationship Speculation

Regretting You Co-Stars' Undeniable Chemistry Fuels Relationship Speculation

25 Oct, 2025

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Summary

Mckenna Grace and Mason Thames played on-screen lovers in Regretting You
Fans noticed their close friendship through social media and public outings
Both actors focus on their careers and keep personal life private

Regretting You Co-Stars' Undeniable Chemistry Fuels Relationship Speculation

In March 2025, young actors Mckenna Grace and Mason Thames were cast as on-screen love interests in the film Regretting You, based on Colleen Hoover's book. The two met for the first time in an Uber before filming and immediately clicked, with Thames describing their connection as "so funny and so awesome."

Their off-screen chemistry translated seamlessly to their roles, with the co-stars improvising "a lot of kisses" during their romantic scenes. In the months leading up to the movie's release on October 24, 2025, Grace and Thames continued to fuel romance rumors through their social media posts and public outings, including hand-holding and celebrating Thames' 18th birthday together.