All the Wrong Clues is a 1981 Hong Kong crime comedy directed by Teddy Robin and starring Teddy Robin as the private investigator and Karl Maka as the police inspector. The movie begins with the wealthy Mr. Tam, who is planning to give his stocks and bonds to his daughter and her fiancé on their wedding day. However, he is unaware that a dangerous criminal named Wong Kong is conspiring to steal them.
Tam's daughter hires the private investigator to prevent the theft and recover the stolen assets. Meanwhile, the police inspector is also investigating the case and the two men reluctantly team up to solve the crime. Along the way, they encounter various obstacles, including dumb and comical gangsters as well as the seductive femme fatale Ling.
As the investigation continues, the private investigator and the police inspector start to suspect that someone close to Tam, possibly even his daughter or her fiancé, may be involved in the theft. They also uncover evidence that suggests Wong Kong's ambitions may extend beyond a simple robbery.
All the Wrong Clues is known for its blend of crime and comedy, with several humorous and absurd moments throughout the film. The performances of Teddy Robin and Karl Maka are widely praised, and the movie is considered a classic of Hong Kong cinema.