An assassin called Filthy Harry is hired by a shady figure and charged with killing the heroes. The men are framed twice for different robberies by King Kong's new girlfriend, nearly committed to a mental hospital by their devious boss, and forced to battle Filthy Harry's weaponry-laden robot while covered with time bombs.

• Cinema City & Films Co.
• Sam Hui
• Karl Maka
• Sylvia Chang
• Walter Tso Tat-Wah
• Yasuaki Kurata
• Billy Lau
• Eric Tsang-Chi Wai
• Wong Ting-Foon