Arepina attended from 1947 the Gerasimov Institute of Cinematography, which she completed in 1954. Among her teachers Vasily Wanin and Vladimir Belokurow. From 1954 to 1985 Arepina was a member of the ensemble of the theater studios, the film actor in Moscow.
It was discovered in 1953 for the film and made her screen debut in Степные зори of Leon Saakow. Had her breakthrough Arepina as Tonja in Iossif Cheifiz ' A large family ( Большая семья ). For her performance she received as part of the overall ensemble at the International Film Festival of Cannes 1955 Palme d'Or for Best Actress.
As a result, it was used " in multiple roles of young girls with a wide sense scale " but got increasingly in the 1960s and 1970s, less role offers. Your last film role she took over in 1988 in a television production. Arepina died in 2003 in Moscow and was buried at St. Nicholas - Archangelskoje the local cemetery.