

(written from a Production point of view Real World article

The following is a list of characters who appeared first in one television or film series, and subsequently appeared in a different television or film series. Characters are listed under the series in which they first appeared. Appearances by regular cast characters are not listed for the series in which they were regular cast.

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Star Trek: The Original Series





The Original Series films

Star Trek: The Next Generation

The Next Generation films

Star Trek: Deep Space Nine

Miles O'Brien was a reoccurring character on TNG before becoming a regular cast character on DS9 and crossing back over for the TNG final "All Good Things...".

Star Trek: Voyager

Star Trek: Discovery

Star Trek: Short Treks

Historical

Note