'Game of Thrones' actor Ian Gelder dies five months after cancer diagnosis

(WJW) - British actor Ian Gelder, known for portraying Kevan Lannister in the hit HBO series "Game of Thrones," has passed away.

Gelder's husband, Ben Daniels, confirmed the news on Instagram Tuesday, saying Gelder died Monday while battling bile duct cancer.

According to the Cleveland Clinic, bile duct cancer, or Cholangiocarcinoma, "is a rare, aggressive form of cancer. It often affects adults in their 70s and has spread beyond the bile ducts by the time healthcare providers...