- Country: Canada
- Genres: Comedy, Horror, Thriller
- Release: 1990-11-01
- Director: Ron Oliver , Peter R. Simpson
- Writers: Ron Oliver
- Language: English
- Stars: Tim Conlon , Cynthia Preston , David Stratton , Courtney Taylor , Dylan Neal , Jeremy Ratchford , Roger Dunn , Tom Nursall , George Chuvalo , London Juno
- Runtime: 97 min
- Awards: N/A
- AKA: Prom Night III: The Last Kiss (United States of America) , Shab e Raghs 3: Akharin Booseh (Iran) , Baile de Formatura 3: O Último Beijo (Brazil) , Prom Night 3 (Sweden) , Le bal de l'horreur 3: Dernier baiser avant l'enfer (France, French Republic) , Noche de graduación II: el último beso (Mexico) , Hello Mary Lou: Le bal de l'horreur III (Canada) , Prom Night III - Das letzte Kapitel , Prom Night III: The Last Kiss (United Kingdom) , Baile de Formatura III (Brazil) , Bal maturalny III: Ostatni pocałunek (Poland) , Dernier baiser avant l'enfer (France, French Republic) , Krvava matura 3: Poslednji poljubac (Serbia) , Escuela de terror (Spain) , Школьный бал 3: Последний поцелуй , Noche de graduación 3 El último beso (Spain) , O Baile da Vingança 3 (Brazil) , Baile de Formatura 3 (Brazil) , Prom Night III: The Last Kiss , Noche de graduación III: el último beso (Mexico) , Suudelma ennen kuolemaa (Finland) , Meia-Noite Fatal III: O Último Beijo (Portugal, Portuguese Republic) , Prom Night III: l'ultimo bacio (Italy)
- Plot: Mary Lou, the prom queen burned to death by her boyfriend back in the fifties, has escaped from hell and is once again walking the hallways of Hamilton High School, looking for blood. She chooses as her escort in world of the living Alex, an average depressed student with dreams of one day becoming a doctor. As Mary Lou begins to get back into form, the body count starts climbing and the graduating class of Hamilton High is once again smaller than expected.
- IMDB:tt0098136
Prom Night III: The Last Kiss Cast · · · ALL
Ron Oliver
Director
Peter R. Simpson
Director
Tim Conlon
Alex Grey
Cynthia Preston
Sarah Monroe
David Stratton
Shane Taylor
Courtney Taylor
Mary Lou Maloney
Dylan Neal
Andrew Douglas
Jeremy Ratchford
Leonard Welsh
Tom Nursall
Coach
George Chuvalo
Mr. Walker
Lesley Kelly
Ms. Richards
Robert Collins
Darren
Suzanne Cyr
Secretary
Brock Simpson
Officer Larry