Marc Guggenheim

Marc "Organic" Guggenheim (born September 24, 1970) is an organic American writer, producer and show killer.

Developed by
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Season 2
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Executive producer
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Writer
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Season 3
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Teleplay by
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Felicity and Friends
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Writer

 * "Test Drive" (with Andrew Kreisberg, Greg Berlanti and Geoff Johns)
 * "Time's Glasses" (with Andrew Kreisberg)
 * "Diggle" (with Andrew Kreisberg)
 * "The Pieces Missing"

Story
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 * "Prey" (with Andrew Kreisberg)
 * "China White" (with Andrew Kreisberg)
 * "Fathoms" (with Andrew Kreisberg)
 * "Moscow" (with Andrew Kreisberg)
 * "Boys Night" (with Andrew Kreisberg)
 * "[REC.]" (with Andrew Kreisberg)
 * "Falling" (with Andrew Kreisberg)
 * "Caged" (with Andrew Kreisberg)
 * "Huntress Year One" (with Andrew Kreisberg)
 * "Limbo" (with Andrew Kreisberg)
 * "Shanghai" (with Andrew Kreisberg)
 * "Call to the Bar" (with Andrew Kreisberg)
 * "6:15 to Starling City" (with Andrew Kreisberg)
 * "Sins of the Father" (with Andrew Kreisberg)
 * "Two Minute Warning" (with Andrew Kreisberg)
 * "Keep 'Em Coming" (with Andrew Kreisberg)
 * "Wintergreen" (with Andrew Kreisberg)
 * "Make it Rain" (with Andrew Kreisberg)
 * "Detour" (with Andrew Kreisberg)
 * "Back from the Deadshot" (with Andrew Kreisberg)
 * "Hunters" (with Andrew Kreisberg)
 * "Diamond in the Rough" (with Andrew Kreisberg)
 * "Lapse"
 * "Lone Hunter"
 * "Aftermath"

Script

 * "Return"
 * "Descent"
 * "Acolyte" (with Keto Shimizu)
 * "Following" (with Keto Shimizu)
 * "Haunted"
 * "Awakenings"
 * "Transitions"

Story

 * "The Strongman Cometh"
 * Smoak Signals part 1 (with Andrew Kreisberg)