Homeland star Corey Stoll is engaged to his girlfriend Nadia Bowers, Us Weekly can exclusively confirm -- get the details Credit: Mireya Acierto/Getty Images

What a year! Homeland's Corey Stoll is engaged to his actress girlfriend Nadia Bowers, Us Weekly can exclusively confirm.

Stoll, 38, has had a busy couple of years. The actor became a household name with his role as Peter Russo in the Netflix political drama House of Cards, and has had major roles in Homeland and The Strain.

"Corey and Nadia are such a great couple, she's an amazing support to him," an insider tells Us. "Wasn't shocked when I heard they had gotten engaged."

The source adds: "Everyone is super happy for them."

The soon-to-be bride and groom recently stepped out together at the Toronto International Film Festival on Sept. 6. While mingling with Robert Downey Jr., Bowers, 41, was spotted wearing a gorgeous diamond ring.

This is a special time for Stoll. In addition to wedding planning, the This Is Where I Leave You star is currently filming Ant-Man with Paul Rudd. He plays Yellowjacket/Darren Cross in the Marvel Studios project, which is set to hit theaters in July 2015.