Answer
The romantic drama film "When Tomorrow Comes" featured Charles Boyer as the male lead, co-starring alongside Irene Dunne. Boyer portrayed the character of Philip Chagal, a successful novelist who falls in love with Dunne's character, Helen Brace. Their blossoming romance becomes intertwined with the challenges and complexities of their respective careers and personal lives, leading to a compelling narrative of love, sacrifice, and self-discovery.