CW Synopses April 2-5

The CW has released the latest batch of episode descriptions.

Legends of Tomorrow 3x17 "Guest Starring John Noble" (yes, that's actually the title)

SEEING DOUBLE — With the timeline barely stable, the Legends must tackle two anachronisms at the same time to try and keep Mallus at bay. Sara (Caity Lotz) and Rip (guest star Arthur Darvill) team up to stop Grodd (guest star David Sobolov) from going after a particular target leaving Nate (Nick Zano) and Wally (Keiynan Lonsdale) to stop Amaya (Maisie Richardson-Sellers) from changing her future. Meanwhile, the Legends think they have found a way to destroy Mallus, but they will have to create an uneasy alliance with one of their enemies. Brandon Routh, Dominic Purcell and Tala Ashe also star. Ralph Hemecker directed the episode written by Keto Shimizu & James Eagan (#317). Original airdate 4/2/2018.

Black Lightning 1x11 "Black Jesus: The Book of Crucifixion"

AND JUSTICE FOR ALL – As suspicions grow that Jefferson Pierce (Cress Williams) is Black Lightning, the ASA arranges to have him arrested. Lynn (Christine Adams) seeks help from Detecitve [sic] Henderson (Damon Gupton). Meanwhile, as Jefferson is in custody, Gambi (James Remar) and Anissa (Nafessa Williams) work together to show Black Lightning is still running around the streets of Freeland. China Anne McClain and Marvin Jones III also star. The episode was written by Melora Rivera and directed by Michael Schultz (#111). Original airdate 4/3/2018.

Supernatural 13x17 "The Thing"

TRUST NO ONE – Sam (Jared Padalecki) and Dean (Jensen Ackles) continue to collect the pieces necessary to open a rift to the other world in order to save their family. Their latest quest leads them to a Men of Letters bunker from the 1920s and a hungry God from another dimension. Meanwhile, Ketch (guest star David Hayden-Jones) makes a shocking decision about Gabriel (guest star Richard Speight Jr.) after an unruly encounter with Asmodeus (guest star Jeffrey Vincent Parise). John Showalter directed the episode written by Davy Perez (#1316). Original airdate 4/5/2018.

Arrow 6x17 "Brothers in Arms"

OLIVER MAKES A DARING MOVE THAT COULD COST HIM EVERYTHING — Oliver (Stephen Amell) and Diggle (David Ramsey) face their biggest challenge yet. Curtis (Echo Kellum) is disappointed to find out his new boyfriend has a firm anti-vigilante stance. Mark Bunting directed the episode written by Sarah Tarkoff & Jeane Wong (#617). Original airdate 4/5/2018.