 Hetrick thought that if she returned to DS9 as Vash , then something could be built around the Vash @-@ Quark relationship : " That would be a really nice pairing , because you have these two different backgrounds but they 're both after the same thing . " Towards the end of the second season , the producers inquired about Hetrick 's availability . The actress was ready to appear on another DS9 episode , but the writers changed direction and there were no further plans for the Vash character . " Q @-@ Less " was the final Star Trek appearance for Hetrick , and the only appearance in DS9 for John de Lancie . 
