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.

Question: Were there others as well?
Self-contained rewrite: Were there other actors as well that starred in The Untouchables series?