- Roy Theaker, Georgi Dimitrov, Bulgarian National Radio Symphony Orchestra
- Roumen Kroumov, Kostadin Yotsov, Gheorghi Stoyanov, Angel Stankov, Tania Kazandjieva-Chauche, Kalina Krusteva, Mila Pavlova, Alexandra Docheva, Nadja Dimitrov, Rossen Idealov, Stoyan Pavlov, Ludmil Nentchev, Maria Palieva, Christo Pavlov, Yossif Radionov
