While the original toyko/seoul tour cast included thomas hettrick, who was in the original 1st us tour cast?
create table table_24353141_1 (original_1st_us_tour_cast varchar, original_tokyo___seoul_tour_cast varchar, PRIMARY KEY (original_1st_us_tour_cast))
select original_1st_us_tour_cast from table_24353141_1 where original_tokyo___seoul_tour_cast = "thomas hettrick"