A young man struggles to access sublimated childhood memories. He finds a technique that allows him to travel back into the past, to occupy his childhood body and change history. However, he soon finds that every change he makes has unexpected consequences.

1940 film by Mervyn LeRoy

Despondent over a painful estrangement from his daughter, trainer Frankie Dunn isn't prepared for boxer Maggie Fitzgerald to enter his life. But Maggie's determined to go pro and to convince Dunn and his cohort to help her.