Adonis He as Yang Ke / Boatman

Susan Shaw Yam-Yam as Sister Yin

Nora Miao as Yang Ke's Mother

Eric East as Vendetta / Elf / Wang Qiang's friend / Model / Boatman / Killer

Amanda Lee Wai-Man as Singer

Daniel Benjamin as Yang Ke's boyfriend / Thirty men in studio / Businessman

Ting Yu Sheng as Calf / Elf / Thirty men in studio

Alan Tang as Abe / Elf / Thirty men in studio / SM Master

Bank Chuang as Elf / Passer-by / Thirty men in studio

Katashi as Xu Jin / Elf / Thirty men in studio

Cici Lee as Yin's daughter

Justin Lim as Wang Qiang / Businessman

Brian as Elf

Jason Lee as Customer (massage) / Elf / Thirty men in studio

Kuso as Elf / Passer-by

Lee Chung Hsin as Elf / Thirty men in studio

Liu Tsung Yen as Elf / Thirty men in studio

Liu Xiao Chan as Painter / Elf / Thirty men in studio

Lin Yu Sheng as Elf / Thirty men in studio

Max Hung as Masseur / Elf / Thirty men in studio

Takeru Sato as Naked sushi / Elf / Thirty men in studio

Sonic Hsu as Musician (trombone) / Elf / Thirty men in studio

Wasabi Sui as Elf / Thirty men in studio

Yik Chun Ngai as Yang Ke (3 years old)

Tang Tsz Chun as Baby Yang Ke

Chen Min Huang as Thirty men in studio

Chiu Chi Huang as Thirty men in studio

Christopher Tsang as Thirty men in studio

Daluy as GoGo dancer / Thirty men in studio

Derek Lai as Thirty men in studio

Erik Nguyens as GoGo dancer / Thirty men in studio

Huang Wei Kai as Dancer / Thirty men in studio

Jackson Jian as GoGo dancer / Thirty men in studio

Jeff Chan as SM slave (playing wax) / Thirty men in studio

Kung Zhi Hao as Thirty men in studio / Waiter

Lee Chao Fan as Thirty men in studio

Lew Voon Khong as Musician (guqin) / Thirty men in studio

Nicky Ma as Runner / Thirty men in studio

Mui as Thirty men in studio

Touya as Bartender / Thirty men in studio

Shun-Chieh Tsai as Thirty men in studio

William Lo as Disc jockey / Thirty men in studio

River Yang as Thirty men in studio

Hui Kin Hei as Security guard

Liu Lin as Security guard / Passer-by

Ng Wai Gan as Security guard

Chris Chan Sze-Ting as Security guard

Tsai Jhih Neng as Photographer

Zhang Hong Hui as Photographer

Yu-Hong Wang as Blowjob girl

Fok Hio Tong as Passer-by

Leung Wing Kwan as Passer-by

Wong Chun Wai as Passer-by

Mini Wolf as Calligrapher on bridge

Calvin Mak as Waitress / Cameraman

Quincy Ngan as Cameraman

Jeff Li as Customer

Haze Leung as Waitress

Owen Wu as SM slave (bondage)

Pao Jung Jen as Guest in sex party

Alex Sun as Yang Ke (5 years old)

Huang Kai Xiang as Yang Ke (8 years old)

Jerry Hoh as Elderly man

David Ho as Friend of elderly man

Richard Loh as Friend of elderly man

Ingrid Bianca Sulochana Rajah Arasaratnam as Friend of elderly man (drawing)

Iqmal Muhammad as Friend of elderly man (drawing)

Marc Goldberg as Friend of elderly man (drawing)

Vins Lee as Friend of elderly man (filming)

Dion Chou as Assistant of elderly man

Edwin Fung as Assistant of elderly man

Carrie Ngai as Yin's daughter (10 years old)

Wen Tsz Hin as Yang Ke (13 years old)

Jackie Chow as Amanda Lee's friend

Ho Nga Yin as Customer in bar opening

Irving Cheung as Customer in bar opening

Lee Ho Yan as Customer in bar opening

Sy Siu Yeung as Customer in bar opening

Long Yan as Customer in bar opening

Simon Tam as Cook

Chung Hing Lam as Restaurant customer

Jacki Lai as Restaurant customer

Ritchie Wong as Fortune telling customer

Quist Tsang as Interviewer

Li Jiaxi as

Hans as SM slave (whipping) / Elf / Thirty men in studio / Customer