The Flash (2014 TV Series) Episode: I Know Who You Are

"I Know Who You Are"
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The Flash  Season 3: Episode 20
May 2, 2017
Directors	Hanelle Culpepper
Writers	Bronwen Clark Joshua V. Gilbert
Previous Episode	"The Once and Future Flash" (April 25, 2017)
Next Episode	"Cause and Effect" (May 9, 2017)

Joe, there's no such thing as normal. Love is the only thing that makes the fight worth it. And it's the only thing that's going to get us through it.

—Barry Allen

I Know Who You Are is an episode of season 3 of The Flash. It premiered on May 2, 2017.

Appearing in "I Know Who You Are"

Featured Characters:

• The Flash (Barry Allen) (Flashback and main story)

Supporting Characters:

• D.A. Cecile Horton (Flashback only)
• Central City Police Department (Flashback only)
  • Det. Joe West (Flashback only)
• Team Flash (Flashback only)
  • H.R. Wells (Earth-19)
  • Iris West
  • Julian Albert
  • Vibe (Cisco Ramon)
  • Wally West
• Tracy Brand (First appearance) (Flashback only)

Antagonists:

• Savitar (Barry Allen) (Real identity revealed) (Flashback and main story) (Also in a fantasy)
  • Killer Frost (Caitlin Snow) (Flashback and main story)

Other Characters:

• The Flash/Barry Allen (Savitar's Future) (Flashback only)
• Galileo (First appearance) (Statue only)
• Iris West (Savitar's Future) (Dies in flashback)
• Dr. Tracy Brand (Savitar's Future) (Single appearance) (On a TV or computer screen) (Flashback only)
• Albert Einstein (Mentioned only)
• Gods (Mentioned only)
• Dr. Hersch (CCU Professor) (Mentioned only)
• Jesse Quick (Earth-2) (Mentioned only)
• Joanie Horton (Mentioned only)
• Killer Frost (Future) (Mentioned only)
• Norbert Einstein (Earth-19) (Mentioned only)
• Zoom (Earth-2) (Mentioned only)
• Enrico Fermi (Mentioned only)
• Michelangelo (Mentioned only)
• Jack Frost (Mentioned only)
• Juliet Capulet (Mentioned only)
• Miles Dyson (Mentioned only)
• Romeo Montague (Mentioned only)
• Sarah Connor (Mentioned only)

Locations:

• Earth-1
  • 2017
    • Earth
      • United States of America
        • Central City (Flashback and main story)
          • CC Jitters (Flashback only)
          • CCPD Headquarters (Flashback only)
          • Central City Docks (Flashback only)
          • Central City University (Flashback only)
          • S.T.A.R. Labs (Flashback only)
            • Cisco Ramon's Workshop
            • The Cortex
            • Speed Lab
          • West-Allen's Apartment (Flashback only)
          • West House (Flashback only)
          • Big Belly Burger (Mentioned only)
    • S.T.A.R. Labs Satellite (Mentioned only)
  • 2009 (Mentioned only)
    • England
      • London (Mentioned only)
  • 2012 (Mentioned only)
    • United States of America
      • Massachusetts (Mentioned only)
        • Massachusetts Institute of Technology (Mentioned only)
• Savitar's Future (Unnamed)
  • 2017
    • United States of America
      • Central City
        • Infantino Street (Flashback only) (Cameo)
  • 2019 (Mentioned only)
    • United States of America
      • Central City (Mentioned only)
        • Central City University (Mentioned only)
  • 2021 (Mentioned only)
    • United States of America
      • Central City (Mentioned only)
• Speed Force (Behind the scenes)
  • Speed Force Prison (Mentioned only)
• Earth-3 (Mentioned only)
• Hell (Mentioned only)
• Timestream (Mentioned only)

Items:

• H.R. Wells' Drumsticks (Flashback only)
• Philosopher's Stone (Flashback only) (Cameo)
• Savitar's Armor (Flashback and main story)
• Speed Force Bazooka (First appearance; unnamed) (In picture only) (Flashback only) (Cameo)
• Vibe's Goggles (Flashback only)

Concepts:

• Breaches
• Metahumans
• Time Remnant
• Time Travel (Mentioned only)

Notes

• No notes.

Trivia

• The title of the episode is a reference to the words Barry tells Savitar after discovering his identity.
• "Post 57" is The Chronicles of Cisco post regarding this episode.
• Galileo Galilei will eventually appear as an ally of the Legends in the DC's Legends of Tomorrow episode, "Welcome to the Jungle".
• According to H.R. Wells, the Earth-19 counterpart of Albert Einstein is called Norbert.
• Dr. Hersch is a reference to Cicada/David Hersch, one of Flash Villains, whose Arrowverse counterpart will later appear on Season 5.

See Also

• 2 Images from The Flash (2014 TV Series) Episode: I Know Who You Are
• Episodes of The Flash (2014 TV Series)
• Images from The Flash (2014 TV Series)
• Gallery for the The Flash (2014 TV Series) series

Recommended Media

• None.

Links and References

• None.

Footnotes