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EPISODE
Dagger of the Mind
Attribution
Series:	The Original Series
Written by:	S. Bar-David
Directed by:	Vicent McEveety
Novelization in:	Star Trek 1 by James Blish
Production information
Episode no.:	1x10
Production no.:	6149-11
First aired:	3 November 1966
Chronology
Date:	2266
Stardate:	2715.1

Summary

References

Characters

Tristan Adams • Berkeley • Eli • Fields • Simon Van Gelder • Karl • James T. Kirk • Ed Leslie • Lethe • Leonard McCoy • Helen Noel • Spock • Nyota Uhura • Vinci

Starships and vehicles

USS Enterprise (Constitution-class)

Locations

Stockholm • Tantalus V • Tantalus colony

Races and cultures

Human

States and organizations

Central Bureau of Penology

Other

Christmas • communicator • delta rhythm • delta wave • electroencephalograph • neural neutralizer • phaser • radiology • schizophrenia

Appendices

Related stories

Timeline

published order
Previous episode: What Are Little Girls Made Of?	TOS episode produced	Next episode: Miri
Previous episode: Miri	TOS episode aired	Next episode: The Corbomite Maneuver
Previous story: Charlie's Law	Star Trek 1	Next story: The Unreal McCoy
chronological order
Previous Adventure: Errand of Vengeance River of Blood	Pocket	Next Adventure: Miri
Previous Adventure: Errand of Vengeance River of Blood	Voyages of the USS Enterprise (NCC-1701) (2264 to 2270)	Next Adventure: Miri

Images

Tantalus V	The surface of Tantalus V	Simon Van Gelder	Helen Noel
Spock and Van Gelder mind melding	Dr. Tristan Adams	Lethe

External link

• Dagger of the Mind article at Memory Alpha, the wiki for canon Star Trek.