Incriminating evidence against a gang is left in a cab when a gang member dies in it. The gang chases the innocent cab driver, who receives help from the dead gangster's sister - a tough police woman.

• Great Earth Film Company
• Charlie Chin Chiang-Lin
• Yuen Qiu
• Lee Man-Tai
• Hu Chin
• Chiang Nan
• Jackie Chan
• Helena Law Lan
• Fung Ngai