All the Wrong Clues (1981)

George Lam Tsz-Cheung as Yoho Age 78 · Hong Kong, British Crown Colony [now China] George Lam Tsz-Cheung (born 12 October 1947), also known professionally by his surname Lam, is a Hong Kong-based veteran Cantopop singer, singer-songwriter, music producer and actor, with a career tha...

Teddy Robin as Chief Inspector Robin Age 81 · Guilin, Guangxi, China Wai Pang Kwan (Chinese: 關維鵬; born 20 March 1945 in Guilin, Guangxi), known professionally as Teddy Robin (Chinese: 泰迪羅賓), is a Hong Kong English pop singer-songwriter, actor, and director and producer...

Karl Maka as Ah Capone Age 82 · Chonglou, Jiangmen, China Karl Maka (born 29 February 1944) is a Hong Kong film producer, director, actor and presenter..

Tang Kei-Chan as Yummy Died 1991 · Nanhai, Guangdong Province, China Tang Kei-Chan (Chinese: 鄧寄塵) (February 17, 1912-July 2, 1991), born in Nanhai, Guangdong, China, graduated from Nanhai Middle School, later joined the Yangcheng Music Society as a composer, and worke...

Yiu Wai as Yummy's Wife Age 76 · Shanghai, China