- Script
- Len Wein
- Pencils
- Alberto Giolitti
- Inks
- Alberto Giolitti
- Colors
- ?
- Letters
- ?
- Genre
- science fiction
- Characters
- Captain James Kirk; Spock; Dr. Leonard McCoy; Montgomery Scott; Nomad; Niklon; Hikaru Sulu
- Synopsis
- The Dark Traveler commandeers the Enterprise to take him to his home planet, which has fallen under the domination of his brother.
- Reprints
- in Zack (Koralle, 1972 series) #46/1973 (1973), #47/1973 (1973), #48/1973 (1973)
- in Star Trek (De Vrijbuiter; De Schorpioen, 1974 series) #5 (1974)
- in Dan Curtis Giveaways Star Trek (Western, 1974 series) #6 (1974) [abridged]
- in Star Trek: The Enterprise Logs (Western, 1976 series) #2 (1976)
- in Jornada nas Estrelas Especial (Editora Abril, 1978 series) #1 (março de 1978)
- in O Caminho das Estrelas [Star Trek] (Agência Portuguesa de Revistas, 1978 series) #14 (19 Junho 1978)
- in Star Trek The Key Collection (Checker, 2003 series) #2 (2004)
- in Star Trek: Gold Key Archives (IDW, 2014 series) #3 (February 2015)
- in Star Trek Graphic Novel Collection (Eaglemoss Publications, 2017 series) #14 - Vulcan's Vengeance ([July] 2017)
Script: Credit from interview with Len Wein (2002-12-06) via Rodrigo Baeza (Per Sandell ed.). Divided into Part I and Part II.
- Script
- ?
- Pencils
- ?
- Inks
- ?
- Colors
- ?
- Genre
- non-fiction
- Synopsis
- Article about chimpanzees.
Located between p. 1 and 2 of Part II of the main story.