Master (Korean: 마스터; RR: Maseuteo, also stylized as MA$TER) is a South Korean action crime film directed by Cho Ui-seok. Written jointly by Cho Ui-seok and Kim Hyun-duk, it stars Lee Byung-hun, Gang Dong-won and Kim Woo-bin in the lead roles. The narrative centers around the manhunt for a conman launched by South Korea's financial crime unit after he absconds with the money and assumes a new identity, causing a cop to team up with the conman's mastermind partner in order to crack the case involving a nationwide financial fraud leads to the Southeast Asian haven for scam artists, thieves, and criminals: Metro Manila.

The film opened theatrically in South Korea on 21 December 2016, and received more than 7 million admissions nationwide. Released on 1,501 screens, it grossed more than $48 million at the South Korean box office.