Frank was Rip Blazkowicz's friend and business partner. He once helped Rip a lots in his business. Unfortunately, Rip's incompetence, deviousness and lack of integrity in business caused the business to go down the drain since customers became frustrated after being ripped-off by Rip causing Frank to end their friendship in frustration.
It is revealed that Frank disagrees with the Nazis a lot in their oppressive policies. Before his death, a leader of the KKK in New Orleans, William Stephenson, gave him the chance to join the KKK to escape death but he refused in the end.