German M1917 helmet, with nipples. USGI WWII helmet, with liner. Liner marked Lewis, with Lt. bar. European leather holster. For Walther-style pistol, maybe even a Makarov.
Holster is unmarked.
Appears for a CZ24 or CZ27 in 380. With spare mag pouch. P38 shoulder holster. One 20mm dummy round. 13 combat stripes.