Ольга Guest cast, played by Софья Лебедева Episode 2x16: Серия 36 (Sep 27, 2017) Episode 2x18: Серия 38 (Oct 2, 2017) Episode 2x19: Серия 39 (Oct 3, 2017) Episode 2x20: Серия 40 (Oct 4, 2017)