The Ferocious One (Russian: Лютый, romanized: Lyutyy, also known as The Fierce One, Kazakh language: Көксерек / Kökserek[1]) is a 1974 Soviet drama film directed by Tolomush Okeyev.

[2] It was selected as the Soviet entry for the Best Foreign Language Film at the 47th Academy Awards, but was not accepted as a nominee.

[5] The movie is adapted from a story named Kökserek of Kazakh author Mukhtar Auezov.

[6] The film tells the story of friendship of a little boy who lives in the desert and a wolf cub.

The boy named this wolf cub "Kokserek" (In Kazakh language it is pronounced exactly as "Kökserek".)