I Was a Prisoner on Devil's Island is a 1941 American crime film directed by Lew Landers and written by Karl Brown.
The film stars Sally Eilers, Donald Woods, Eduardo Ciannelli, Victor Kilian, Charles Halton and Dick Curtis.
Guissart sends a telegram to the Governor on the mainland, requesting Joel's pardon for saving everyone.
The Governor agrees to visit the prison, and the Commandant realizes he must kill Guissart or have all his crimes exposed.
The Governor grants Joel a pardon, and he, Claire, and Guissart leave Devil's Island.