Jackie Chan as Steelhead

Naoto Takenaka as Inspector Kitano

Daniel Wu as Jie

Xu Jinglei as Xiu Xiu / Yuko Eguchi

Masaya Katō as Toshinari Eguchi

Toru Minegishi as Koichi Muranishi

Jack Kao as Gao Jie

Yasuaki Kurata as Taro Watagawa

Fan Bingbing as Lily

Chin Ka-Lok as Hong Kong Boy

Ken Lo as Little Tai

Lam Suet as Old Ghost

Kenya Sawada as Nakajima

Paul Chun Pui as Uncle Tak

Kathy Tong Yee as Shizuko

Teddy Lin as Tai Bao / Teddy Lin Chun

Hiro Hayama as Togawa Kyohei

Wong Wai-Fai as Hu

Wu Gang as

Gladys Fung Hiu-Si as Mae / Gladys Fung Ho Sze

Baudouin Euloge Adogony as

Takumi Saitoh as 静子的男友

Hiroyuki Nagato as Hara Ooda

Kei Nakata as

Lesley Chiang as

Jamie Luk Kim-Ming as