The Sky Dragon (1949)

All the passengers on an airplane headed for San Francisco are drugged, and when they wake up, it is discovered that a quarter-million dollars is missing. Charlie Chan--and, of course, his #1 son--must discover the identity of the person who doped the passengers and stole the money.

Directed by: Lesley Selander

Starring: Roland Winters, Keye Luke, Mantan Moreland, Noel Neill, Tim Ryan, Iris Adrian

Links: IMDb, Movie posters, Movie stills