Question: The actor that voiced Ernest Hemingway in "Cooper & Hemingway: The True Gen" currently plays what role on "Blue Bloods"?
Sentence (from "Cooper &amp; Hemingway: The True Gen"): Written and directed by John Mulholland, it is narrated by actor Sam Waterston with actor Len Cariou as the voice of writer Ernest Hemingway.
Relevant evidence: Yes