The great Powers Boothe, known for his many memorable performances in films like Tombstone and Sin City and television shows like Deadwood and 24, has passed away at the age of 68.

A spokesperson for the actor, Karen Samfilippo, confirmed the news, saying he passed away in his sleep due to natural causes.

Agents of S.H.I.E.L.D.
Season 3 Episode 13: “Parting Shot”
Directed by Michael Zinberg
Written by Paul Zbyszewski
Created by Joss Whedon, Jed Whedon, Maurissa Tancharoen
Starring Clark Gregg, Ming-Na Wen, Brett Dalton, Chloe Bennet, Iain De Caestecker, Elizabeth Henstridge, Nick Blood, Adrianne Palicki, Henry Simmons, Luke Mitchell, Powers Boothe, William Sadler, Ravil Isyanov, Kristof Konrad, Ivo Nandi, Bethany Joy Lenz, Endre Hules
ABC
Air Date: Tuesday, March 22, 2016, 9pm

This week leading up to Agents of S.H.I.E.L.D.’s: Parting Shot episode has been filled with promotions hinting that it would be a “game changer.” Before spoiling it for you, I will say that Marvel and ABC were right: this episode has huge implications in the Marvel TV world.

Read more below for a spoiler-filled review of Agents of S.H.I.E.L.D. episode 3.13.

Agents of S.H.I.E.L.D.
Season 3 Episode 11: “Bouncing Back”
Directed by Ron Underwood
Written by Monica Owusu-Breen
Created by Joss Whedon, Jed Whedon, Maurissa Tancharoen
Starring Clark Gregg, Ming-Na Wen, Brett Dalton, Chloe Bennet, Iain De Caestecker, Elizabeth Henstridge, Nick Blood, Adrianne Palicki, Henry Simmons, Luke Mitchell, Juan Pablo Raba, Spencer Treat Clark, Powers Boothe, Natalia Cordova-Buckley, William Sadler, Mark Dacascos
ABC
Air Date: Tuesday, March 8, 2016, 9pm

Coulson (Clark Gregg) has changed. Mack (Henry Simmons) has changed. Fitz (Iain DeCaestecker) and Simmons (Elizabeth Henstridge) have changed. “Bouncing Back,” Agents of S.H.I.E.L.D.‘s mid-season return is all about change.

Coulson is on a mission to find Gideon Malick (Powers Boothe), and he’ll do whatever it takes to make that happen. Meanwhile, when a Columbian police precinct is attacked and its weapons cache stolen, Daisy (Chloe Bennet) and the gang are on call to find the Inhuman responsible. Inhumans are continuing to pop up everywhere, and Daisy really wants to form her Secret Warriors. Could this be her chance?

Agents of S.H.I.E.L.D.
Season 3 Episode 10: “Maveth”
Directed by Vincent Misiano
Written by Jeffrey Bell
Created by Joss Whedon, Jed Whedon, Maurissa Tancharoen
Starring Clark Gregg, Ming-Na Wen, Brett Dalton, Chloe Bennet, Iain De Caestecker, Elizabeth Henstridge, Nick Blood, Adrianne Palicki, Henry Simmons, Luke Mitchell, Blaire Underwood, Constance Zimmer, Juan Pablo Raba, Powers Boothe, Mark Dacascos
ABC
Air Date: Tuesday, December 8, 2015, 9pm

Tonight’s episode of Agents of S.H.I.E.L.D. marks the end of the first half of season 3, with the show going on hiatus until March 8. And boy is it a big episode! This season in general has been full of surprises, action, and character growth, and the winter finale did not disappoint on any level.

SPOILERS AHEAD!!!

Agents of S.H.I.E.L.D.
Season 3 Episode 9: “Closure”
Directed by Kate Woods
Written by Brent Fletcher
Created by Joss Whedon, Jed Whedon, Maurissa Tancharoen
Starring Clark Gregg, Ming-Na Wen, Brett Dalton, Chloe Bennet, Iain De Caestecker, Elizabeth Henstridge, Nick Blood, Adrianne Palicki, Henry Simmons, Luke Mitchell, Blaire Underwood, Constance Zimmer, Andrew Howard, Powers Boothe, Mark Dacascos
ABC
Air Date: Tuesday, December 1, 2015, 9pm

Agents of S.H.I.E.L.D. episode 3.9 is aptly, or perhaps ironically, named “Closure.” Multiple characters are seeking closure, but sadly, none of them get it (yet). Still, the latest S.H.I.E.L.D. installment is action-packed from the opening to the close.

*WARNING: SPOILERS AHEAD.*