No Regrets

"If I had my powers..." "I can't give you those, but I can give you something else. Something that'll make all the pain go away." "You have no idea what that even..." "Lincoln Campbell? Think of it. You can live a peaceful life, have kids, grow old together, with no memory of what has happend here or there. No regrets just each other"

- Quake and Aida

No Regrets is the eighteenth episode of the fourth season of the television series Agents of S.H.I.E.L.D. and the eighty-fourth episode overall.

Synopsis
The truth behind Fitz's turn could bring down all of S.H.I.E.L.D..

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
 * John Hannah as Holden Radcliffe

Guest Stars:
 * David O'Hara as Alistair Fitz
 * Brett Dalton as Grant Ward
 * Mallory Jansen as Aida / Madame Hydra
 * B.J. Britt as Antoine Triplett
 * Jordan Rivera as Hope Mackenzie
 * Adam Kulbersh as Kenneth Turgeon
 * Jason O'Mara as Jeffrey Mace
 * Patrick Cavanaugh as Burrows
 * Taj Speights as Burnell
 * Skyler James as Chris Adler
 * Beau Bonness as HYDRA Gate Guard
 * Christopher Showerman as HYDRA Soldier

Locations

 * Playground (Framework)
 * Triskelion (Framework)
 * HYDRA Enlightenment Cultivation Center
 * Watchdogs Submarine
 * Maveth (mentioned)

Events

 * Infiltration into HYDRA Enlightenment Cultivation Center

Items

 * Framework
 * Patriot Suit (Framework)
 * Faustus
 * HYDRA Super-Serum
 * Phil Coulson's Prosthetic Hand (mentioned)

Vehicles

 * Quinjet (Framework)

Sentient Species

 * Humans
 * Inhumans
 * Life-Model Decoy

Organizations

 * S.H.I.E.L.D.
 * S.H.I.E.L.D. (Framework)
 * HYDRA (Framework)
 * Howling Commandos (Framework)

Mentioned

 * Agnes Kitsworth
 * Jeffrey Mace's Father
 * Leo Fitz's Mother (Framework)
 * Daniel Whitehall (Framework)
 * Grant Ward
 * Lincoln Campbell
 * Skye (Framework)
 * John Horton

Trivia
To be added