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The Alternative Factor

27th episode of the first season of Star Trek: The Original Series
TV Episode Star Trek Episode Q3487437

Facts

37 properties
Instance of
Star Trek episode, television series episode[2]
Director
Gerd Oswald[3]
Genre
science fiction[6]
Language of work or name
English[19]
Publication date
March 30, 1967, December 14, 1987, March 29, 1967[27][28][29]
Follows
Errand of Mercy[7]
Followed by
The City on the Edge of Forever[8]
Screenwriter
Don Ingalls[4]
Part of the series
Star Trek: The Original Series[16]
Duration
48 (1–50, n=3)
Aspect ratio (W:H)
4:3
Cast member
William Shatner, Leonard Nimoy, DeForest Kelley, Nichelle Nichols, Bill Blackburn, Carey Foster, Robert Brown[9][10][11][12][13][14][15]
Catalog code
AF[26]
Characters
James T. Kirk, Spock, Leonard McCoy, Nyota Uhura[30][31][32][33]
Color
color[24]
Composer
Alexander Courage[5]
Contributor to the creative work or subject
Melissa Berryann[39]
Copyright status
copyrighted
Country of origin
United States[25]
Described by source
Star Trek Fact Files, Complete Guide to Star Trek, Star Trek Concordance
Director of photography
Gerald Finnerman[17]
Distributed by
Netflix[38]
Distribution format
video on demand, VHS[20][21]
Filming location
Paramount Stage 31, Vasquez Rocks[41][42]
Show all 37 facts +13
First line
Well, Mister Spock?
Media franchise
Star Trek
Narrative location
Star Trek universe[40]
Original broadcaster
NBC[23]
Original language of film or TV show
English[18]
Production code
6149-20
Review score
4.3/10[22]
Season
Star Trek: The Original Series, season 1
Set in environment
fictional planet
Set in period
23rd century, 2260s
Takes place in fictional universe
Star Trek universe
Title
The Alternative Factor, Auf Messers Schneide, The Alternative Factor
Voice actor
Gert Günther Hoffmann, Herbert Weicker, Randolf Kronberg, Ilona Grandke[34][35][36][37]
🏷️ Also known as
en AF en Alternative Factor, The en Star Trek : The Alternative Factor en The Alternative Factor cs Dveře do vesmíru de Auf Messers Schneide es El factor alternativo fi The Alternative Factor fi Vaihtoehtoja fr Les Jumeaux de l'Apocalypse it L'alternativa ja 二つの宇宙 ru Альтернативный фактор

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🔗 Connections
Cast member 5
William Shatner, Leonard Nimoy, Nichelle Nichols, DeForest Kelley, Robert Brown
Characters 4
Spock, James T. Kirk, Leonard McCoy, Nyota Uhura
Distribution format 2
VHS, video on demand
Voice actor 2
Gert Günther Hoffmann, Ilona Grandke
Aspect ratio (W:H) 1
4:3
Belongs to 1
Star Trek: The Original Series, season 1
Composer 1
Alexander Courage
Country of origin 1
United States
DataTrek identifier 1
Richard Thompson
Director 1
Gerd Oswald
Director of photography 1
Gerald Finnerman
Distributed by 1
Netflix
Filming location 1
Vasquez Rocks
Followed by 1
The City on the Edge of Forever
Followed by (predecessor) 1
The City on the Edge of Forever
Follows 1
Errand of Mercy
Genre 1
science fiction
Language of work or name 1
English
Media franchise 1
Star Trek
Original broadcaster 1
NBC
Original language of film or TV show 1
English
Part of the series 1
Star Trek: The Original Series
Preceded by (successor) 1
Errand of Mercy
Screenwriter 1
Don Ingalls
Season 1
Star Trek: The Original Series, season 1
Set in environment 1
fictional planet
Set in period 1
23rd century
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Summary

The Alternative Factor is a Star Trek episode[1].

Related Entities

DeForest Kelley Leonard Nimoy Netflix Nichelle Nichols Star Trek: The Original Series United States William Shatner

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . allmovie.com. Retrieved . allmovie.com. Provenance: wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . memory-alpha.fandom.com. memory-alpha.fandom.com. Provenance: wikidata.org.
  13. [14] ↑ . memory-alpha.fandom.com. memory-alpha.fandom.com. Provenance: wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . wikidata.org.
  19. [20] ↑ . wikidata.org.
  20. [21] ↑ . memory-alpha.fandom.com. Retrieved . memory-alpha.fandom.com. Provenance: wikidata.org.
  21. [22] ↑ . allmovie.com. Retrieved . allmovie.com. Provenance: wikidata.org.
  22. [23] ↑ . wikidata.org.
  23. [24] ↑ . wikidata.org.
  24. [25] ↑ . wikidata.org.
  25. [26] ↑ . Star Trek Concordance. wikidata.org.
  26. [27] ↑ . omdbapi.com. Retrieved . omdbapi.com. Provenance: wikidata.org.
  27. [28] ↑ . wikidata.org.
  28. [29] ↑ . tv.apple.com. Retrieved . tv.apple.com. Provenance: wikidata.org.
  29. [30] ↑ . wikidata.org.
  30. [31] ↑ . wikidata.org.
  31. [32] ↑ . wikidata.org.
  32. [33] ↑ . wikidata.org.
  33. [34] ↑ . wikidata.org.
  34. [35] ↑ . wikidata.org.
  35. [36] ↑ . wikidata.org.
  36. [37] ↑ . wikidata.org.
  37. [38] ↑ . wikidata.org.
  38. [39] ↑ . imdb.com. imdb.com. Provenance: wikidata.org.
  39. [40] ↑ . wikidata.org.
  40. [41] ↑ . wikidata.org.
  41. [42] ↑ . memory-alpha.fandom.com. Retrieved . memory-alpha.fandom.com. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). The Alternative Factor. Retrieved November 7, 2026, from https://4ort.xyz/entity/the-alternative-factor
MLA “The Alternative Factor.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 Nov. 2026, https://4ort.xyz/entity/the-alternative-factor.
BibTeX @misc{4ortxyz_the-alternative-factor_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{The Alternative Factor}}, year = {2026}, url = {https://4ort.xyz/entity/the-alternative-factor}, note = {Accessed: 2026-11-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): The Alternative Factor — https://4ort.xyz/entity/the-alternative-factor (retrieved 2026-11-07)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 12w ago · Shisma · 2026-08-15 view diff on Wikidata ↗
    Copyright status → copyrighted
    Followed by → The City on the Edge of Forever
    Director of photography → Gerald Finnerman
    Duration → 50 minute, 1 hour, 48 minute
    + 29 other properties edited (see Wikidata diff for full list)
    "Created claim: STAPI episode ID: EPMA0000000433, Matched to The Alternative Factor (#308616780) in S…"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.