The story of a scheme to double-cross the syndicate and steal its money, and of a police commissioner '​s efforts to investigate homicides that take place as the scheme unfolds while also fighting corruption in the city government and police department.

Retired football player and current P. I. Brock Callahan (Ken Clark) is hired to investigate the death of a decorator. The police think it's a suicide, but Callahan's not so sure. Directed by Don Siegel from a script by Stirling Silliphant as the pilot for a CBS television show called "Brock Callahan" which was not picked up.