Kaki Sham Ka-ki (; born 1990) is a Hong Kong actor and a founding member of the sketch comedy YouTube channel Trial & Error. He gained public recognition for his supporting role as Chan Keung in the sports film Weeds on Fire (2016), and rose to prominence with leading roles in Distinction (2018), Limited Education (2019), Leap Day (2020), and Far Far Away (2021). In 2022, he was nominated for Best Supporting Actor in the 4th Asia Content Awards for his performance in the ViuTV comedy series In Geek We Trust.
Early life Sham was born in 1990. He grew up in Tuen Mun and lived at San Wai Court with five siblings. He aspired to become an actor since primary school after watching the 1995 film Full Throttle, citing his desire to "try different lives". He attended , where he was classmates with actor Lam Yiu-sing. During his school years, he considered himself "deviant", having skipped classes, smoked, and even been arrested once. In 2007, Sham was discovered by film director Heiward Mak on a sports field when Mak was conducting field research for a feature film. Along with Lam Yiu-sing, he was invited by Mak to star in her film High Noon, released in 2008, marking his acting debut at age 16. This experience strengthened his interest to pursue an acting career, although he faced a two-year hiatus without any film roles, which he attributed to his young age making him unsuitable for many characters. During that time, he held various jobs, including truck driver, salesman, renovation worker, real estate agent, insurance agent, and shopkeeper of a barbecue park. At 18, Sham directed a short film Hope at Mak's suggestion, documenting the daily routines of him and his family after his Form 5 graduation, which won the Gold Prize in the 14th ifva Awards.
Career In 2012, Sham joined Mak's newly founded talent agency Dumb Youth, and began taking minor roles in RTHK television series and student film projects. In 2013, he starred in a lead role as Char Siu in the segment "Hide and Seek" of the horror film Tales of the Dark 2, directed by Lawrence Ah Mon, and appeared in Mak's 2014 romantic comedy . He received his breakout role as Chen Keung, a talkative member of the protagonist baseball team, in the sports drama film Weeds on Fire, which brought him public recognition. Initially not cast in the film, he joined the cast's baseball training alongside his friend and the male lead Lam Yiu-sing, and impressed director Steve Chan, who created a character for him. In 2017, he had a supporting role in the crime film Dealer/Healer, and played a main role as Sing, a friendly young prisoner, in . He also began developing a television career with a recurring role in ViuTV romance series 3X1. In 2018, he landed his first male lead role in as Ka-ho, a student labeled problematic due to family issues. Kelly Ho of South China Morning Post praised the lead cast as "incredible" and "effortlessly brought [each character] to life", while Elizabeth Kerr of The Hollywood Reporter noted that Sham's performance compensated for the rapid character revelations in the script. He also portrayed younger versions of Eric Kot and Jordan Chan in Tracey and Golden Job respectively, and starred in the web series and .
In 2019, Sham received his first main television role in ViuTV's school-themed drama , playing an inept student running for student union president. The following year, he had a supporting lead role as Brazil Turtle in Leap Day, and starred as a real estate agent in . He also portrayed Kevin, an autistic youth who serves as a plot device to break the fourth wall, in , a role that director-screenwriter Norris Wong tailored specifically for him. The same year, he became one of six hosts of ViuTV's variety program , which received positive viewership, and returned to host its second and third seasons in 2022 and 2023. He co-founded the sketch comedy YouTube channel Trial & Error at the invitation of Neo Yau in 2020, and became a recurring actor on the channel, debuting with a parody short film of Reservoir Dogs.
In 2021, Sham took on his first sole male lead role in the romance film Far Far Away, portraying a timid geek romantically involved with five women, which Edmund Lee acknowledged Sham's casting as an "unlikely ladies' man" in his South China Morning Post review. He also had leading roles in the romantic comedies and . In 2022, Sham starred as Kenneth Chiu in the ViuTV comedy series , earning a nomination for Best Supporting Actor in the 4th Asia Content Awards. He also reprised his role as Brazil Turtle in the sequel series , appeared as the main villain in , and played a close friend of Keung To's character in the drama film Mama's Affair. In 2023, he returned in Ready o/r Knot'''s sequel and portrayed the son of Simon Yam's character in the crime drama The Goldfinger, while also starring as mediator Chung Shun-lap in and as a solicitor in the legal drama ''.
Personal life In November 2020, Sham married his girlfriend after dating for five years. In January 2021, the couple welcomed their son.
Filmography Film Year Title Role Notes/ 2008 High Noon Chan Ka-ho (陳家浩) 2013 Tales from the Dark 2 Char-siu (叉燒) Segment: Hide and Seek 2014 Lee Wing-kin (李永健) 2016 Weeds on Fire Chan Keung (陳強) 2017 Dealer/Healer Hung (阿洪) Sing (趙溢星) Our Time Will Come Guerilla member 2018 Wong Chiu (王朝) Ka-ho (吳珈豪) Siu Ming (小明) Bao Seed (爆Seed) Cameo Tracey Young Chi Chun (池俊) Golden Job Young Crater (火山) 2019 Fatty (阿肥) Cameo Fagara Real estate salesman Cameo My Prince Edward Keung (強仔) 2021 Kong Cheng Wai-kin (鄭偉健) One Second Champion Policeman Cameo Leung (良仔) Far Far Away Hau (邱志厚) 2022 Mama's Affair Ka Kei (家麒) Director 2023 Cheng Wai-kin Time Still Turns the Pages Father on street Cameo; deleted scenes The Goldfinger Johnny Tsang (曾永年) 2024 Ho Ka-kei (何珈其) Cameo The Last Dance Dominic's brother Deleted scenes2025 My Best Bet Kei (阿奇) Cameo Smashing Frank Chun (陶俊)
Television Year Title Role Notes/ 2014 Below the Lion Rock Lee Wing-kin (李永健) Guest role 2016 3X1 Fai (輝哥) Recurring role2018 Koo Main role Yu Yik-sham (余亦琛) Recurring role2019 Chau's friend Cameo Mak Ho-yin (麥浩賢) Main role2020 Leap Day Pak "Brazil Turtle" Sai-kai (白世繼/巴西龜) Recurring role Kevin Recurring role Tang Man-ying (鄧文英) Recurring role2022 Chiu Ka-chun (趙家俊) Main role Pak "Brazil Turtle" Sai-kai Recurring role Johnny Leung (梁嘉進) Main role Keung (阿強) Recurring role Richard Co-starring2023 Kyle Guest role Chung Shun-lap (鍾信立) Main role Cheung Tsz-chun (張子俊) Main role Benni Main role
Awards and nominations Year Award Category Work Result 2022 4th Asia Contents Awards Best Supporting Actor
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