4. Glenn Ford
Length of Sentence Served: 30 years
Glenn Ford was sentenced to death in 1984 for the killing of Isadore Rozeman, an older white man who owned a Shreveport jewellery and watch repair shop. He has been liberated from the infamous Angola prison in Louisiana having spent 30 years under the shadow of the death sentence. It was one of the longest prison sentence served by an innocent man.