In Ace Ventura : Pet Detective , the actual Einhorn is presumed dead with a missing body , and Finkle uses her identity to join the Miami Police Department to get revenge against the Dolphins as well as Marino .
Ventura realises that Einhorn is in fact Finkle , having undergone surgery to change his gender , murdered the hiker , and taken on her identity to get revenge on the Dolphins .
Ace Ventura-COLON- Pet Detective