Curiosidades

Steve McQueen's role was originally going to be played by Sammy Davis Jr.. A feud had broken out between Davis and Frank Sinatra after Davis had claimed in a radio interview that he was a greater singer than Sinatra. Sinatra demanded he be dropped from the cast, and McQueen got the part. McQueen was mainly noted at the time for the television series Wanted: Dead or Alive (1958) and the horror movie A Bolha (1958). Quando Explodem as Paixões (1959) marked his introduction to working with director John Sturges, who went on to cast McQueen in his breakout role the following year, as second lead in Sete Homens e um Destino (1960), and later as the motorcycle-jumping lead in the classic Fugindo do Inferno (1963).

His brief role as a soldier in the hospital marked the film debut of Mako.

This movie is based on the real-life story of World War II's OSS Detachment 101. This was an OSS Operations Group designed to specialize in activities in the China-Burma-India region in collaboration with the Kachin Rangers and other Allied special operations units.

MGM producer Sol C. Siegel imposed a happy ending on John Sturges who wanted to let Frank Sinatra's character die.

Because of his heavy drinking problem, Brian Donlevy found it difficult to remember his lines.