While attending Comic Con in San Diego, KJ, 22, and Britt, 29, were reportedly showing some PDA at a party.
Britt and KJ, who starred in A Dog's Purpose together in 2017, have also been actively liking each other's posts on social media.
A source that attended the party told Us Weekly that Britt and The Last Summer star were seen holding hands and hugging. They were also reportedly seen “leaning in and kissing each other."
Before KJ, The Longest Ride actress dated Teen Wolf's Dylan O'Brien for roughly six years. She was also linked to actor Graham Rogers for a brief period of time in 2018.
While the former couple tried to keep their distance at Comic Con, they sat next to each other during the Riverdale panel.
Would you be excited if Britt and KJ started dating? Let us know in the comments below!