Question: 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?
Context: Running from Crazy is a 2013 television documentary film by director Barbara Kopple about the family of Mariel Hemingway, grand daughter of Nobel Prize-winning author Ernest Hemingway.  Through the eyes of Mariel, who received an Oscar nomination for her role in Woody Allen's 1979 film "Manhattan", and who has spoken for the American Foundation for Suicide Prevention, it chronicles the story of three of the author's grandchildren; Mariel, Margaux Hemingway and Joan "Muffet" Hemingway, daughters of Jack Hemingway, and their struggles with the family history of substance abuse, mental illness and suicide.  First shown at the 2013 Sundance Film Festival, the documentary was promoted on the Oprah Winfrey Network, which aired its premiere on April 27, 2014. Death in the Afternoon, also called the Hemingway or the Hemingway Champagne, is a cocktail made up of absinthe and Champagne invented by Ernest Hemingway.  The cocktail shares a name with Hemingway's book "Death in the Afternoon", and the recipe was published in "So Red the Nose, or Breath in the Afternoon", 1935 cocktail book with contributions from famous authors.  Hemingway's original instructions were: Leonard Joseph "Len" Cariou (born September 30, 1939) is a Canadian actor, best known for his portrayal of Sweeney Todd in the original cast of "", which earned him a Tony award.  He currently plays the patriarch, Henry Reagan, NYPD Police Commissioner (retired), in the multi-generational television series "Blue Bloods" on CBS. Michael Palin's Hemingway Adventure is a 1999 BBC television documentary presented by Michael Palin.  It records Palin's travels as he visited many sites where Ernest Hemingway had been.  The sites include Spain, Chicago, Paris, Italy, Africa, Key West, Cuba, and Idaho. Witches of East End is a 2011 novel by author Melissa de la Cruz and the first entry in her "Beauchamp Family" series.  It was published on June 21, 2011, by Hyperion Books and follows a family of Long Island witches struggling against dark forces conspiring against them.  "Witches of East End" is de la Cruz's first adult novel; she said she wrote it with her Blue Bloods audience in mind because "many of them will soon be adults" and the book takes place in the same universe as the "Blue Bloods" series.  The novel currently has two sequels: "Serpent's Kiss" (2012) and "Winds of Salem" (2013). Richard Zampella is an American film and multimedia producer, who has collaborated with John Mulholland (director) on three documentaries films including; Sergeant York of God & Country (Warner Home Video—Narrated by Liam Neeson), Inside High Noon (Lions Gate Entertainment—Narrated by Frank Langella) and Cooper & Hemingway: The True Gen (Narrated by Sam Waterston).  Cooper & Hemingway: The True Gen was reviewed by The New York Times film critic Andy Webster on October 11, 2013 and was named an NY Times Critics’ Pic by Manohla Dargis, A. O. Scott and Stephen Holden.  Webster said the picture was proof that the work of these two men "endures and so does what they stood for". Marty Belafsky (born September 19, 1975) is an American actor/comedian born in Los Angeles, California.  He began acting professionally at age 13 and was soon cast as Louis Plumb on the short-lived NBC series "Hull High".  Shortly thereafter, Belafsky landed the role of Crutchy in the Disney musical film, "Newsies".  He continued acting through his teens, making appearances in such television shows as "The Wonder Years", "Great Scott" and "Step By Step" and the film "Wrestling Ernest Hemingway".  Belafsky also voiced Kent Swanson in the video game series "Dead Rising" released in 2006. Cooper & Hemingway: The True Gen is a 2013 documentary film about the 20-year friendship between writer Ernest Hemingway and film actor Gary Cooper.  Written and directed by John Mulholland, it is narrated by actor Sam Waterston with actor Len Cariou as the voice of writer Ernest Hemingway. The Sun Also Rises or Hemingway: The Sun Also Rises is a 2013 ballet adaptation of Ernest Hemingway's "The Sun Also Rises" that was premiered by The Washington Ballet at The Kennedy Center under Artistic Director Septime Webre, whose parents had known Hemingway.  It is the first version of this work en pointe.  It premiered from May 8 – 12, 2013.  Webre had previously adapted "The Great Gatsby" and "Alice in Wonderland" to ballet.  According to Emily Cary of "The Washington Examiner", like the source, the plot is about "a group of American and British expatriates who meet in Paris and travel to Pamplona, Spain, to watch the running of the bulls and the bullfights."  Clark notes that the production was inspired by one of Webre's friends who taught American literature at Yale University who suggested an adaptation. Blue Bloods is a series of vampire novels by Melissa de la Cruz.  The series is set in Manhattan, New York.  The complete series comprises seven books: "Blue Bloods", "Masquerade", "Revelations", "The Van Alen Legacy", "Misguided Angel", "Lost in Time", and "Gates of Paradise".  The author also wrote two companion novels, "Keys to the Repository" and "Bloody Valentine", along with two spin-off series, "Wolf Pact" and "Witches of East End".  "Blue Bloods: A Graphic Novel" was published on January 15, 2013.  The publication date of the final novel in the series.
Answer: Len Cariou