He has filmed in 30 countries across 5 continents directing documentaries for international broadcasters including National Geographic, Discovery, History, Lifetime, BIO, Disney, MTV and Channel NewsAsia.
[2] Mak's debut feature-length documentary film, The World's Most Fashionable Prison (2012), about fashion designer Puey Quiñones's rehabilitation programme in the Philippine's largest maximum security prison, was an official selection at Hot Docs Canadian International Documentary Festival 2012.
Mak's third film, One Taxi Ride (2019), documents the journey of a male survivor in Mexico City who tries to reclaim his life 10 years after being sexually assaulted.
And the documentary secured distribution targeting universities, high schools, public libraries, community groups and governmental educational institutes across US and Canada.
[19] In 2016, Mak started working on his next film, Buying Happiness, documenting his two-decade-long friendships with a few orphans whom he met through a volunteering stint in Tanzania.