By what nickname was the star of Murderers' Row known?  
"King of Cool"
Title: Murderers' Row (film)
Passage: Murderers' Row (sometimes spelled "Murderer's Row") is a 1966 American comedy spy-fi film starring Dean Martin.  It is very loosely based upon the Matt Helm spy novel "Murderers' Row" by Donald Hamilton, which was published in 1962.
Title: Dean Martin
Passage: Dean Martin (born Dino Paul Crocetti; June 7, 1917 – December 25, 1995) was an American singer, actor, comedian, and film producer.  One of the most popular and enduring American entertainers of the mid-20th century, Martin was nicknamed the "King of Cool" for his seemingly effortless charisma and self-assurance.
Title: Murderers' Row
Passage: Murderers’ Row were the baseball teams of the New York Yankees in the late 1920s, widely considered one of the best teams in history.  The nickname is in particular describing the first six hitters in the 1927 team lineup: Earle Combs, Mark Koenig, Babe Ruth, Lou Gehrig, Bob Meusel, and Tony Lazzeri.
Murderers' Row (film) Dean Martin