A metallized film capacitor comprising an element formed by cutting a laminate made of a first metallized film and a second metallized film forming a pair of metallised films, each having an internal electrode formed on a dielectric film, to a predetermined length, the element including external electrodes (14N, 14P) disposed on both end faces in a width direction of the element, the metallized film capacitor comprising, on each dielectric film, a protection mechanism portion which is divided, by an insulating slit pattern, into a plurality of segmented electrodes that are coupled with each other via a fuse; a solid electrode connecting to the external electrode of a corresponding polarity, the solid electrode extending across the dielectric film in a length direction which is orthogonal to the width direction; an edge margin portion which is located at one end side in the width direction of the dielectric film and is a portion having no metal vapour-deposited thereon, the edge margin portion extending across the dielectric film in the length direction; and a vertical pattern, wherein the vertical pattern is a slit pattern extending across the dielectric film in the length direction between the protection mechanism portion and the solid electrode, wherein the first metallized film and the second metallized film forming the pair of metallized films are stacked such that the edge margin portions thereof are located at opposite sides in the width direction, and a position and a width of the vertical pattern are set such that a range of the vertical pattern on the dielectric film of the first metallized film in the width direction overlaps, at least at both ends thereof in the length direction, the vertical pattern or the edge margin portion on the dielectric film of the second metallized film which forms the pair of metallized films; the metallized film capacitor being characterized in that the width of the vertical pattern is equal to or greater than a creepage distance which is determined by a voltage required by the metallized film capacitor. the metallized film capacitor comprising, on each dielectric film, a protection mechanism portion which is divided, by an insulating slit pattern, into a plurality of segmented electrodes that are coupled with each other via a fuse; a solid electrode connecting to the external electrode of a corresponding polarity, the solid electrode extending across the dielectric film in a length direction which is orthogonal to the width direction; an edge margin portion which is located at one end side in the width direction of the dielectric film and is a portion having no metal vapour-deposited thereon, the edge margin portion extending across the dielectric film in the length direction; and a vertical pattern, wherein the vertical pattern is a slit pattern extending across the dielectric film in the length direction between the protection mechanism portion and the solid electrode, wherein the first metallized film and the second metallized film forming the pair of metallized films are stacked such that the edge margin portions thereof are located at opposite sides in the width direction, and a position and a width of the vertical pattern are set such that a range of the vertical pattern on the dielectric film of the first metallized film in the width direction overlaps, at least at both ends thereof in the length direction, the vertical pattern or the edge margin portion on the dielectric film of the second metallized film which forms the pair of metallized films; the metallized film capacitor being characterized in that the width of the vertical pattern is equal to or greater than a creepage distance which is determined by a voltage required by the metallized film capacitor.