Alvin Karpis: The True Crime Story and Key Facts
Alvin Karpis: American criminal (1907–1979). The documented story, timeline and key facts of the case.

Alvin Francis Karpis was a Canadian–American criminal of Lithuanian descent known for being a leader of the Barker–Karpis Gang in the 1930s. Nicknamed "Creepy" for his sinister smile and called "Ray" by his gang members, Karpis led the gang along with Fred Barker and Arthur "Doc" Barker. There were only four "public enemies" ever given the title of "Public Enemy #1" by the FBI and he was the only one to be taken alive. The other three, John Dillinger, Pretty Boy Floyd, and Baby Face Nelson, were all killed before they could be captured. He also spent the longest time as a federal prisoner at Alcatraz Federal Penitentiary, serving twenty-six years.
Why the case is remembered
The Alvin Karpis story remains one of the most discussed entries in true-crime history, covered in documentaries, podcasts and books. The summary above follows the publicly documented record.
Text adapted from Wikipedia (CC BY-SA 4.0). Facts reflect the documented public record.
Frequently asked questions
Who is Alvin Karpis?
Alvin Francis Karpis was a Canadian–American criminal of Lithuanian descent known for being a leader of the Barker–Karpis Gang in the 1930s. Nicknamed "Creepy" for his sinister smile and called "Ray" by his gang members, Karpis led the gang along with Fred Barker and Arthur "Doc".
Why is the Alvin Karpis case famous?
It is one of the most documented bank robber cases, widely covered by true-crime media.



