One Way Passage

One Way Passage is a 1932 American PreCode romantic film starring William Powell and Kay Francis as starcrossed lovers, directed by Tay Garnett and released by Warner Bros.

By chance, two of Dans friends are also aboard, thief Skippy Frank McHugh and con artist Barrel House Betty Aline MacMahon, masquerading as Countess Barilhaus. The countess distracts Steve as much as she can to help Dan. Just before the only stop, at Honolulu, Steve has Dan put in the brig, but he escapes with their help and goes ashore. Joan intercepts him and they spend an idyllic day together. When they drive back to the dock, Dan starts to tell her why he cannot return to the ship, only to have her faint. Dan carries her aboard for medical help, forfeiting his chance. Later, Joans doctor tells Dan about her condition and that the slightest excitement or shock could be fatal.Meanwhile, the countess has spent so much time with the policeman that a romance blooms between them. When they near the end of the voyage, he awkwardly proposes to her. She tells him her true identity, but he still wants to marry her. As Steve and Dan get ready to disembark, a steward overhears the grim truth and, when Joan comes looking for Dan, tells her. The two lovers part for the last time without letting on they know each others secret, and Joan collapses after Dan is out of sight. ........

Source: Wikipedia