 Director Kim Manners noted that the episode " was a really good show for me , because I had not got a chance to work with Mitch . And they wrote a great script , you know ? It was really something he could sink his teeth into and he just did a great job . Bill Davis was fabulous in that show too " . This was the second episode of the series to not feature Scully , the first being the second season episode " 3 " . Guest actor Morris Panych , portraying the Syndicate assassin The Grey @-@ Haired Man , makes his last appearance in the series in this episode . Panych had previously appeared in " Piper Maru " , " Avatar " , " Herrenvolk " and " Memento Mori " . 
