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☰

Diagnostic Matrix

NotesImagesTimelineQuotes
Universe : Prime Timeline
Name : Diagnostic Matrix [1]
Species : Unreal / Holographic

A Diagnostic matrix designed to assist in repairs of the Mark I EMH. Like the EMH the program physically resembled Dr. Lewis Zimmerman and shared much of his basic personality. [1]

Colour key

Canon source Backstage source Novel source DITL speculation

Associated with

Unreal character in Voyager

Played by

SeriesSeasonActorFilm / Episode Title
VOY3Robert PicardoThe Swarm

References

# Series Season Source Comment
1 VOY 3 The Swarm
Series : VOY Season 3
Episode : The Swarm

© Graham & Ian Kennedy Page views : 19,181 Last updated : 17 Oct 2025