(left to right): William “Klondike” O’Donnell, William “Three-Fingered Jack” White, Murray “The Camel” Humphreys, Marcus Looney, and Charles Fischetti.
William “Klondike” O’Donnell, along with his brother Myles, were leaders of the Westside O’Donnells, from Chicago’s West Side. They were no relation to Spike O’Donnell and the Southside O’Donnells.
Charles Fischitti was a cousin and bodyguard for Al Capone, along with his brother Rocco. Rocco & Charles Fischitti were also assigned to accompany Frank Sinatra on a trip to Cuba.
Murray Humphreys was a mobster of Welsh descent who was said to have only used a gun as a last resort, preferring to negotiate with cash.
Photo is from Jay Robert Nash.