Matthew Glave will also return as Oscar Hutchinson, Fillion confirmed. “We’ve known [him] since season 2,” he said, noting Oscar “seems affable and charming and hilarious [but] don’t turn your back on him. He will literally stab it.”

The Rookie star Nathan Fillion confirms two villains will return in season 7, teasing who the team will have to deal with in the upcoming episodes.

Talk about being stuck between a cop and a hard place!

Fillion called his role as police officer John Nolan "probably the best job I've ever had" in a Tuesday morning interview with "Good Morning America." "God, I'm having a lot of fun. I'll tell you, 31 years in the business, this is probably the best job I've ever had," he said, speaking with "GMA" co-anchor Lara Spencer.