또한 ~으로 알려진:Karel Rok, Carson Michaels , Ian Bonner , Karel Koblicek , Karel Kohlicek , Karel Rohlicek , Karl Kohl , Karlos Kampona , Karol Khol , Pavel Obrousil , Richard Horsik , Richard Hrosik , Zdenek Gumovy , Cliff Calhoun, Cole Powers, Carl Calhoun, Carlos (Rok), Carl (Rok)