Len Cariou’s career has spanned the course of the last seven decades. Over the years, he has established himself on the big screen, the small screen, and the stage. The amount of dedication he’s put into his craft definitely hasn’t gone unnoticed. Although Len is well-known for a variety of roles, the last 10 years of his career have made him famous for playing Henry Reagan in the popular series Blue Bloods. As a wise and loving father and grandfather, Len’s character has become a favorite among fans. Despite being in his early 80s, Len is still going strong and he has no plans to stop acting any time soon. Here are 10 things you didn’t know about Len Cariou.