- For other uses, see Marian.
- See McCallum for other articles with titles that contain, either by relationship or by coincidence, this character's surname.
In the year 2374, a casualty report filed by the starship USS Akagi noted that Ensign McCallum was missing in action. Further reports from the starship USS Zapata recorded Ensign McCallum as having been killed. (DS9 episodes: "In the Pale Moonlight", "What You Leave Behind")