Spoiler warning: Plot and/or ending details follow.

"If Memory Serves" is the 23rd episode of Star Trek: Discovery, the 8th episode of the show's second season, released on CBS All Access on 7 March 2019.



AiriamMichael BurnhamPhilippa Georgiou (mirror)LelandChristopher PikeSpockunnamed TalosiansAsh Tyler (Klingon)VinaUSS Discovery personnelunnamed USS Discovery personnelunnamed Starfleet personnel (admirals)
Referenced only 
Phillip BoyceControlGarrisonTheodore HaskinsNumber OneNils PitcairnTalosian MagistrateJosé TylerUSS Enterprise personnelunnamed USS Enterprise personnel (geologist)


Talos IV (Talos star group, the galaxy's Alpha Quadrant)
Referenced only 
Skon's World, the Hellmouth, Pergamum Nebula



  • The 23rd episode of Discovery, this episode was made available on CBS All Access streaming service for subscribers only on 7 March 2019.



Star Trek: Discovery episodes
season 1 chapter 1 "The Vulcan Hello" • "Battle at the Binary Stars" • "Context Is For Kings" • "The Butcher's Knife Cares Not for the Lamb's Cry" • "Choose Your Pain" • "Lethe" • "Magic to Make the Sanest Man Go Mad" • "Si Vis Pacem, Para Bellum" • "Into the Forest I Go"
chapter 2 "Despite Yourself" • "The Wolf Inside" • "Vaulting Ambition" • "What's Past Is Prologue" • "The War Without, The War Within" • "Will You Take My Hand?"
season 2 "Brother" • "New Eden" • "Point of Light" • "An Obol for Charon" • "Saints of Imperfection" • "The Sounds of Thunder" • "Light and Shadows" • "If Memory Serves" • "Project Daedalus" • "The Red Angel" • "Perpetual Infinity" • "Through the Valley of Shadows" • "Such Sweet Sorrow"

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