_**Grim, savage Western balanced out by warmth and tenderness**_ Released is 1970 and directed by Bernard L. Kowalski, "Macho Callahan" stars David Janssen in the title role as a man who rebels after being duped into enlisting into the Confederate Army and is therefore locked in a hellish POW camp on desertion charges. After getting out and reuniting with his old sidekick, Juan (Pedro Armendáriz Jr.), Callahan goes after the man responsible for his travails (Lee J. Cobb). An honor duel with a Confederate officer (David Carradine) leads to Callahan meeting the wife (Jean Seberg) and a gang of...