Filipino director Willy Milan's first entry into the Maxsploitation sub-sub-genre.

In the battle for life you have to kill or be killed. Forced to fight against his friends in the deadly arena, Rex seeks revenge on the evil Malzon for killing his family in this post-apocalyptic action adventure.

Peter Harris and Major Scott team up together to save the country form a communist uprising.

The leader of a group of American commandos has 5 days to kidnap a VC General to prove his innocence after all his men are killed in an abortive raid.

A soldier attacks his corrupt superior officer and is court marshalled but before he can be sent to a firing squad he escapes...

Steve is a Ninja. He's been called in by the police to help them in their investigations. He's to work with Kevin, a police lieutentant. They are investigating the break-in at the Federal Research Institute, where despite heavy security, 7 Ninja warriors manage to steal a vital document. Well pleased with their night's work, they return to their master, Kurodo, who finds they only have a half of the information they need. The police capatain wants results. Kevin suspects that a Japanese Garden he visited once with Steve could be the headquarters of Kurodo and his Ninja's and goes in search of proof. He's caught spying and is tortured and killed. After the disappearance of Kevin, Steve opens his Ninja box. He breaks the seal of his Katana and starts the Mantra. He attacks the Japanese Garden, eliminates the Ninja warriors and after recovering the documents and blowing up the laboratory, finally meets Kurodo, there can only be one victor...

A suicide mission to blow up a radar station in the jungle.

The titular "Mad Dog", actually goes under the very anonymous name "Nick Nolte", and is played by Romano Kristoff, whom you may or may not remember from such classics as "Warbus", "Double Edge", or "Tough Cops". He is a cop who doesn't take it easy when the mob executes his stripper-sister, and he goes after them to get revenge at all costs. Another Phillipino superstar, Jim Gaines, has a small cameo in "Mad Dog II" as a snitch who gets offed in the bathroom.