The film is rated (though often noted as "hard PG" or equivalent to R by modern standards) for:

: Secure $50 million in uncut diamonds locked in a timed vault . Key Cast & Characters

: For 1968, the film was shockingly graphic , featuring scenes of torture and intense combat that were rare for mainstream cinema of that era . Content Warning

: An alcoholic doctor seeking redemption through the mission. Production & Legacy

: Implied sexual assault and intense frightening scenes.

: A survivor the team rescues along the perilous journey.