In his screen debut, the incomparable Charlie Chan calls in his Number Four Son (Benson Fong) and loyal assistant (Mantan Moreland), to help investigate a series of murders committed with cobra venom.

Although his brand of humor has been reviled for decades, Negro character actor Mantan Moreland parlayed his cocky but jittery character into a recognizable presence in the late 1930s and early 1940s, ...

Charlie Chan (Roland Winters) solves a triple murder in this low-budget entry in the series. Birmingham: Mantan Moreland. Phyllis: Deannie Best. William Beaudine directed.