Battery module and battery pack including the same

A battery module comprising:

• a battery cell stack in which a plurality of battery cells are stacked;
• a module frame that houses the battery cell stack and is opened on one surface and another surface facing the one surface:
• end plates that respectively cover the one surface and the another surface of the module frame;
• and
• a film member located between the battery cell stack and the module frame,
• wherein the module frame includes sides constituting the one surface and the another surface, each of the sides including a first joint surface.
• wherein an end plate among the end plates includes a second joint surface joined to the first joint surface,
• wherein a rib is formed in the end plate, with the rib protruding while being located inward of a portion where the first joint surface and the second joint surface are joined, and
• wherein the film member includes a protrusion part that protrudes in a direction perpendicular to one surface of the film member.