What member of the cast of the television series "Blue Bloods" on CBS has also voiced Ernest Hemingway in a 2013 documentary called Cooper & Hemingway: The True Gen?
Cooper &amp; Hemingway: The True Gen: Cooper & Hemingway: The True Gen is a 2013 documentary film about the 20-year friendship between writer Ernest Hemingway and film actor Gary Cooper. Len Cariou:  He currently plays the patriarch, Henry Reagan, NYPD Police Commissioner (retired), in the multi-generational television series "Blue Bloods" on CBS.
i don't know