The Cyrus the Great Diamond is stolen from an excavation site in Iran and falls into the hands of a Russian boy vacationing at the seaside with his family.
Yaromir Zaytsev
Mark Rumyantsev
Irina Temicheva
Ivan Stebunov
Tatyana Orlova
Tatyana Shchankina
Vladimir Sychev
Telman Suleymanov
Viktor Zakharov
Irina Shatokhina
