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.

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.