Karl Kustav Kalkun (April 9, 1927 Tartu â February 21, 1990 Tallinn) was an Estonian actor. Karl Kalkun was born in Tartu as one of three children to. Karl Kalkun Sr., a stage manager of the Vanemuine theatre, and Emma Helene Kalkun (nĂ©e EngelbĂ€r). He was the nephew of discus and hammer thrower Gustav Kalkun. In 1946, he graduated from secondary school at Tartu Secondary School No. 1 (now, the Hugo