sentences:  Two episodes later it is revealed she died in an offscreen airlock accident, and she is replaced by Na'Toth.The character of Ko'Dath was originally intended to be a main character, and was named in the opening credits of "Born to the Purple" (in place of Na'Toth's credit).However, actress Mary Woronov had severe difficulties with the required prosthetic appliances and refused to wear the provided red contact lenses, and resigned after just one episode.