Conversation so far:
What was the series about?
The series originally focused on the efforts of a real-life squad of Prohibition agents employed by the United States Department of the Treasury and led by Eliot Ness (Stack).
Who were some of the other actors that starred in the series?
Neville Brand as Al Capone.
Were there others as well?
an array of gangsters and villains of the 1930s, including Ma Barker, Dutch Schultz, Bugs Moran, Vincent "Mad Dog" Coll, Legs Diamond, Lucky Luciano, and in one episode, Nazi agents.
Did The series win any awards?
CANNOTANSWER.
What was particularly noteable about the series?
that helped bring down the bootleg empire of "Scarface" Al Capone, as described in Ness's bestselling 1957 memoir.
This squad was nicknamed "The Untouchables".

Question: Did they help bring down anyone else?
Self-contained rewrite: Besides Al Capone, did The Untouchables help bring down anyone else?