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"A Simple Investigation" was the 115th episode of Star Trek: Deep Space Nine, the 17th episode of the show's fifth season, first aired during the week of 31 March 1997. The episode was written by René Echevarria and directed by John Kretchmer.


Odo protects a woman from the Orion Syndicate and finds himself falling in love with her.



ArissaJulian BashirJadzia DaxJoremKira NerysMarshorMornMiles O'BrienOdoQuarkTauvid RemBenjamin SiskoSormTraidyWorfDeep Space 9 personnel (Deep Space 9 residents) • unnamed Idanians
Referenced only


Deep Space 9 (assay officefusion corehabitat ringoperations centerPromenadeQuark'sreplimatsecurity office)
Referenced only
EnglandFinnea (Finnea Prime) • Rutia IV

Starships and vehicles

Danube-class runaboutUSS Defiant (Defiant-class escort, in opening credits) • Janitza-classUSS Leeds (Nebula-class explorer, in opening credits) • Perikian-classUSS Yeager (Federation Intrepid-variant light cruiser)

Races and cultures

Referenced only

States and organizations

Bajoran MilitiaOrion SyndicateStarfleetUnited Federation of Planets
Referenced only
Starfleet Intelligence

Other references

airplaneassassinationautomobilebrain damagecarpetconstabledabodatacrystal (data crystal) • dataportdeputydetective novelDNANigel DunlapdriverFalcongaghgraviton emitterhasperathitchhikerholo-scanholosuiteindictmentJulian Bashir, Secret Agentlimousinemanifestmurdernet-girlphase inverterprotective custodyquantum scanqueen (Queen of England) • raktajinoRisean tapestriesSaturdaysecurity protocolsensor arraysocialiteStarfleet uniformStarfleet uniform (2373-2386)strip searchtapestrytelepathytentacletransportertuxedoWalther P38Lady Wantsomore


Related media

Video releases


Notable cast and crew

Captain Benjamin Sisko.




published order
Previous episode:
Doctor Bashir, I Presume
DS9 episode produced Next episode:
Business as Usual
Previous episode:
Doctor Bashir, I Presume
DS9 episode aired Next episode:
Business as Usual
chronological order
Previous Adventure:
Favorite Son
Pocket Next Adventure:
Business as Usual

External links