Kirill Valerievich Käro (Russian: Кири́лл Вале́рьевич Кя́ро; born 24 February 1975) is an Estonian-Russian actor. He is best known for playing the lead character in 32 episodes of The Sniffer (2013–2017), as George Safronov in 16 episodes of the Netflix sci-fi series Better than Us (2019), and as Sergey in the thriller series To the Lake (2020).