Character crossover appearances
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.

Star Trek: The Original Series 
 James T. Kirk 
 
  
  
  
  
  
  
 Christopher Pike 
 
 
 
 
 Spock 
 
 
 
  
  
  
  
  
 
 
 
 
 
 
 
 
 
 
  
 
 
 
  
  
 Leonard McCoy 
 
  
  
  
  
 Montgomery Scott 
 
 
  
  
  
  
 Hikaru Sulu 
  
 
  
  
 Pavel Chekov 
 
  
  
 Uhura 
  
  
  
  
 Christine Chapel 
 
 
 Janice Rand
 
 
 
 
 
 
 Nilz Baris
  
 Zefram Cochrane
 
 
 
   
  
 Arne Darvin
  
 Freeman
  
 Galloway
  
 Amanda Grayson
 
  
 
 
 
 
 
 
 
 
 Colonel Green
 
 Guardian of Forever

DIS: "Terra Firma, Part 1"
DIS: "Terra Firma, Part 2"
 Hadley
  
 Hansen Al-Salah
 
 Cyrano Jones
 
  
 Kahless the Unforgettable
  
 Kang
 
 
 Koloth
 
 
 Kor
 
 
 
 
 
 Korax
 
  
 Kyle
 
 
 
 
 
 
 
 Landru
 
 Leslie
  
 Abraham Lincoln (Excalbian)
  
 Lurry
  
 Angela Martine
  
 Gary Mitchell
 
 Harry Mudd
 
 
 
 
 
 Romulan Commander
  
 Stella Mudd
 
 Sarek
 
 
 
 
 
 
 
 
  
 
 
 
 
 
 Khan Noonien Singh
  
 Stonn
 
 Surak
  
 T'Pau
  
 
 
 
 Robert Tomlinson
  
 Una Chin-Riley 
 
 
 
 
 
 
 
 Vina
 
 Bob Wesley
 
 White Rabbit

Star Trek: The Animated Series
Arex
 
M'Ress
 
Spock Two
 
Robert April

The Original Series films
Lojur

Punk on bus

Dimitri Valtane

Sybok

Star Trek: The Next Generation
Jean-Luc Picard 

 
 
William T. Riker 

Data 
 

 
 
 
Geordi La Forge 
 
Deanna Troi 

Worf 
 
Beverly Crusher 
 
Wesley Crusher

Arridor

B'Etor

Reginald Barclay

 

 

Morgan Bateson

Boothby

 
 
Leah Brahms
 
Gowron

 
Guinan

Hugh

Kalita

Kurn

Locutus of Borg
 
 
 
Lursa

Bruce Maddox

 
 
Alynna Nechayev

 
Neral

Keiko O'Brien

Miles O'Brien 

 
Molly O'Brien

Alyssa Ogawa

Thadiun Okona

Q
 
 
  
  
  
 
 
 
 
 
 
 
  
 

Thomas Riker

Alexander Rozhenko

 

Shelby

Lwaxana Troi

Vash

The Next Generation films
Borg Queen
 
 
 
 
 
 
  
 
 
 
 
 
  
  

B-4

Star Trek: Deep Space Nine
Julian Bashir

Quark

 
Odo
 
Broik

Admiral Chekote

Gul Evek

Martok
 
Morn

Star Trek: Voyager
Kathryn Janeway

Chakotay

 (holographic recording)
 (holographic recording)
 (voice mimicked by Dred 2)
Tom Paris

Seven of Nine (series regular in  beginning with Season 2)

Tuvok
 

Icheb

Dr. Lewis Zimmerman

EMH

Star Trek: Discovery
Michael Burnham

 
Mike Burnham

Saru

Sylvia Tilly

Philippa Georgiou

Amin

Upjohn

Star Trek: Short Treks
Me Hani Ika Hali Ka Po

Siranna

Historical
Leonardo da Vinci
 

 ()
 
 
Isaac Newton

Note
No characters who first appeared in , , ,  or the alternate reality films have recurred in a subsequent series or film.

See also 
Recurring characters
Crossover characters in the alternate reality
Roles with multiple performers

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Character crossover appearances