Actual Cast:    

• Piano, Vocal, Leader: ............................................. Jiri "George" Pesek
• Drums, Vocal: ......................................................... Slavek "Sly" Benda
• Bass, Vocal: ............................................................. Robert "Bob" Redlich , Tomas Hanzlicek
• Sax - alt, tenor, clarinet, Flute, Bag pipes: ......Karel "Charlie" Becvar
• Trompette: .............................................................. Pavel "Chinin" Kovarik , Jaroslav Janda
• Slide trombone, Guittar, Vocal: .......................... Petr "Pedro" Gundza

      First historical cast:

• Piano, Vocal, Leader: ...............................................Jiri "George" Pesek
• Drums, Vocal: ...........................................................Slavek "Sly" Benda
• Bass, Vocal: ...............................................................Robert "Bob" Redlich
• Sax - alt, tenor, clarinet: ......................................Jiri "Sanborn" Holecek
• Trompette: ...............................................................Frantisek Tomsicek
• Slide trombone, Guittar, Vocal ............................Petr "Pedro" Gundza