크레딧 출연 Stoyan Aleksiev Prof. Radoslav Radev Georgi Kaloyanchev Bay Denyo Katerina Evro Katerina Iossif Surchadzhiev Strezov Yordan Spirov The Teacher Dimo Kolarov Simo Zhivko Garvanov Prof. Strashimirov Stefan Ilyev Dr. Alexiev 스텝 Rangel Vulchanov Directing Georgi Danailov Writing Rangel Vulchanov Writing Yordanka Bachvarova Editing Elena Demyakova Costume & Make-Up Kiril Donchev Sound Radoslav Spassov Camera