Revolving Doors of Vengeance is a 30-episode TVB series which was released in 2005. The fictional Royal Court Hotel is based on Crown Prince Hotel, which is located in Dongguan, Guangdong province of China.

Ron Ng Cheuk-hei is a Hong Kong actor, singer, and former dancer. He first rose to popularity in the 2003 TVB drama Triumph in the Skies. He has since starred in several successful television series, most notably Twin of Brothers, The Academy series, and the Flying Tiger franchise. He is known for his various police roles in dramas series.