What If...

"This is not the Framework. This is hell!"

- Jemma Simmons

What If... is the sixteenth episode of the fourth season of the television series Agents of S.H.I.E.L.D.  and the eighty-second episode overall.

Synopsis
Daisy and Simmons uncover secrets and lies in a world gone mad. With HYDRA in control, they are our only hope to save everyone.

Plot
To be added

Cast
Main Cast:
 * Clark Gregg as Phil Coulson
 * Ming-Na Wen as Melinda May
 * Chloe Bennet as Daisy Johnson/Quake
 * Iain De Caestecker as Leo Fitz
 * Elizabeth Henstridge as Jemma Simmons
 * Henry Simmons as Alphonso Mackenzie (credit only)
 * John Hannah as Holden Radcliffe (credit only)

Guest Stars:
 * Brett Dalton as Grant Ward
 * Mallory Jansen as Madame Hydra
 * Manish Dayal as Vijay Nadeer
 * Jade Harlow as Julia Price
 * Taj Speights as Burnell
 * Brandon Morales as Agent Pinsky
 * Chad T. Wood as Agent Slate
 * Andrew McGinnis as HYDRA Agent #1
 * Jason Medwin as HYDRA Guard
 * Richard Pierre-Louis as HYDRA Agent
 * Jim Hanna as Guy
 * Heather Olt as Woman
 * Skyler James as Chris Adler

Locations

 * Washington D.C.
 * Triskelion
 * Alexander Pierce High School
 * S.H.I.E.L.D. Academy (mentioned)
 * Edison, New Jersey (mentioned)
 * Portland, Oregon
 * Burkhart Theater (mentioned)
 * Cambridge, Massachusetts (mentioned)
 * Bahrain (mentioned)

Events

 * Cambridge Incident (mentioned)
 * Massacre at S.H.I.E.L.D. Academy (mentioned)

Items

 * Framework
 * Hydra Observer

Vehicles

 * D.W.A.R.F.s (Framework)

Sentient Species

 * Humans
 * Inhumans
 * Life-Model Decoys

Organizations

 * S.H.I.E.L.D.
 * HYDRA (Framework)
 * HYDRA Homeland Strategic Defense
 * Resistance
 * HYDRA (mentioned)

Mentioned

 * Project T.A.H.I.T.I.
 * Lincoln Campbell
 * Lincoln Campbell (Framework)
 * Katya Belyakov
 * Felix Blake
 * Sunil Bakshi
 * Calvin Zabo
 * Audrey Nathan
 * Leo Fitz's Father
 * Holden Radcliffe
 * Yo-Yo Rodriguez
 * Daniel Whitehall
 * Carl Creel

Trivia

 * The title of the episode is a reference to the Marvel comic series What If?. The series took significant events from the Marvel Universe and speculate about what might have happened if it had had a different outcome. Each issue offers a look at characters we know in situations they might never really face.
 * This episode includes an epitaph for the late Bill Paxton, who died from complications following heart surgery, before the ending credits.