Line Walker =si3 tou4 hang4 ze2|cy=si tòuh hàhng jé}}; 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.