Adventures of Smilin' Jack 1943

Synopsis:

A movie serial in 12 chapters: The famous comic strip character is on a mission to protect a secret tunnel passage between China and India.

Directed by: Lewis D. Collins & Ray Taylor
Written by: Morgan Cox
Runtime: 265 minutes
Tagline: From Newspaper and Radio to the SCREEN...comes the Greatest OF ALL ADVENTURE THRILLS!
Cast:
Tom Brown
Tom Brown
'Smilin' Jack' Martin 
Marjorie Lord
Marjorie Lord
Janet Thompson 
Rose Hobart
Rose Hobart
Trudy Muller, aka Fraulein von Teufel 
Keye Luke
Keye Luke
Captain Wing 
Edgar Barrier
Edgar Barrier
Tommy Thompson 
Cyril Delevanti
Cyril Delevanti
Mah Ling / Han Po, his double