Holland also pitched and wrote several episodes of Star Trek: Deep Space Nine and Star Trek: Voyager. His credits include writing the story and co-writing the teleplay of "The Collaborator" and "Dreadnought" and co-writing the story of the popular episode "Children of Time" (credited as being co-written by Ethan H. Calk, although the two didn't work directly together on the episode). Holland pitched his story idea for "The Collaborator" to Ira Steven Behr, Robert Hewitt Wolfe and Peter Allan Fields on 1 February 1994 .