Appearing in Marvel Comics titles out in comic book stores today… the shout sheet for this Wednesday's episode of Agents Of S.H.I.E.L.D., the 101st episode, Principia. A reference to Philosophiæ Naturalis Principia Mathematica, Isaac Newton's three-volume work about his laws of motion and universal gravitation perhaps? It's Gravitonium time, baby…

…and the shotgun axe.

MARVEL'S AGENTS OF SHIELD

Air Date: Friday, March 16, 2018

Time Slot: 9:01 PM-10:01 PM EST on ABC

Episode Title: (#513) "Principia"

THE CLOCK IS TICKING AS THE SEARCH CONTINUES FOR THE ELUSIVE GRAVITONIUM, ON ABC'S 'MARVEL'S AGENTS OF S.H.I.E.L.D.'

"Principia" – The team goes in search of Gravitonium in order to help save the world, on "Marvel's Agents of S.H.I.E.L.D.," FRIDAY, MARCH 16 (9:01-10:01 p.m. EDT), on The ABC Television Network, streaming and on demand.

"Marvel's Agents of S.H.I.E.L.D." stars Clark Gregg as Agent Phil Coulson, Ming-Na Wen as Agent Melinda May, Chloe Bennet as Daisy Johnson, Iain De Caestecker as Agent Leo Fitz, Elizabeth Henstridge as Agent Jemma Simmons, Henry Simmons as Agent Alphonso "Mack" MacKenzie and Natalia Cordova-Buckley as Elena "Yo-Yo" Rodriguez.

Guest starring are Jeff Ward as Deke, Catherine Dent as General Hale, Dove Cameron as Ruby, Brian Patrick Wade as Carl Creel, Maximilian Osinski as Agent Davis, Spencer Treat Clark as Werner Von Strucker, Shontae Saldana as Candice Lee, Katie Amanda Keane as Deke's mom, Jake Busey as Tony Caine, Paul Schackman as Dr. Van Kempen and Mark Fite as Getty.

"Principia" was written by Craig Titley and directed by Brad Turner.

"Marvel's Agents of S.H.I.E.L.D." is broadcast in 720 Progressive (720P), ABC's selected HDTV format with a 5.1 channel surround sound. This program carries a TV-14, V parental guideline.