Line Walker (Chinese: 使徒行者 literally "Apostle Walker") is a 2014 Hong Kong crime thriller drama produced by TVB, starring Michael Miu, Charmaine Sheh and Raymond Lam as the main leads, with Sharon Chan, Benz Hui, Elena Kong, Sammy Sum, Oscar Leung and Toby Leung in major supporting roles. It is the first entry in the franchise. The drama began broadcasting on August 25 to October 3, 2014, on TVB Jade channel during its 9:30–10:30 p.m. timeslot. In 2022, the drama was selected as one of ten classic TVB dramas being honoured for a new joint Youku and TVB programme.