Lifeline is a 1997 Hong Kong action disaster drama film directed by Johnnie To and starring Sean Lau, Alex Fong and Carman Lee.

Yau Sui (Sean Lau) is a senior firefighter of the Tsz Wan Shan Fire Station who has an arrogant attitude because of his extensive experience.

Meanwhile, Sui strikes a rivalry with the newly transferred senior officer of the fire station, Raymond Cheung (Alex Fong), often getting into disputes.

Beyond Hollywood gave the film a positive review praising the developed characters and the performances of Sean Lau and Alex Fong, while also noting its impressive fire stunts.

[1] LoveHKFilm gave the film a positive review and praises director Johnnie To's realism and sheer bravura storytelling.