Provided is a mold release polyarylene sulfide film with excellent mold release properties achieved by at least one surface of the film fulfilling both (1) and (2) shown below. (1) The center surface average roughness (SRa) is equal to or lower than 70 nm, and (2) the hardness at a depth of 10 nm measured by the nanoindentation method is at least 4.0 GPa.