- Country: Hong Kong
- Genres: Comedy
- Release: 1981-01-30
- Director: Michael Hui
- Writers: Michael Hui , Samuel Hui
- Language: Cantonese
- Stars: Michael Hui , Samuel Hui , Ricky Hui , Stanley Fung , Marilyn Wong Cho-See , Chan Sing , Joe Junior , Ray Cordeiro , Sai Cheong Hui , Hoi Sang Lee
- Runtime: 90 min
- Awards: 1 win
- AKA: Mister. Boo. - Vorletzte allgemeine Verunsicherung , 摩登保镖 (China) , Varnost zajamcena (Slovenia) , Mo Deng Bao Biao (India) , Security Unlimited , Security Unlimited (Hong Kong) , Mo deng bao biao , Lut dang biu biu (Hong Kong) , 新Mr・Boo! アヒルの警備保障 (Japan) , La Patrulla Chiflada (Spain) , Security Unlimited (United States of America) , Security Unlimited (United Kingdom) , Mr. Boo 4: Security Unlimited (Japan)
- Plot:
This is a story about a security guard agency and its three agents-Michael, Sam and Ricky. Sam and Ricky are delivering a large sum of money to a bank when a robbery takes place under their nose. after a series of hair-raising about hilarious chases, the agents get their men. With Michael and Sam giving their reward money to Ricky. They live haphazardly ever after.
- IMDB:tt0082761
Security Unlimited Cast · · · ALL
Michael Hui
Director
Michael Hui
Cpt Chow Sai Cheong
Ricky Hui
Bruce Tang
Samuel Hui
Lieutenant Sam
Stanley Fung
Ah Fan
Chan Sing
Robber gang chief
Joe Junior
Sniper w/ice bullets
Tsang Choh-Lam
Fake corpse
Bill Tung
Race course commentator