CW Synopses April 30 - May 3

Here are the descriptions for CW shows airing in three weeks.

Supergirl 3x16 "Of Two Minds"

SUPERGIRL AND IMRA MUST WORK TOGETHER TO STOP THE THIRD WORLDKILLER – Supergirl (Melissa Benoist) and Imra (guest star Amy Jackson) have different ideas on how to stop the third Worldkiller, Pestilence. However, when both Alex (Chyler Leigh) and Winn (Jeremy Jordan) are seriously injured by Pestilence, Supergirl and Imra team up to stop the destruction. Alexandra La Roche directed the episode written by Gabriel Llanas & Anna Musky-Goldwyn (#316). Original airdate 4/30/2018.

The Flash 4x20 "Therefore She Is"

GYPSY RETURNS — Barry (Grant Gustin) and Team Flash team up with Gypsy (guest star Jessica Camacho) to try to thwart Thinker’s plan. Meanwhile, Cisco (Carlos Valdes) and Gypsy have a heart to heart talk about their relationship. Rob J. Greenlea directed the episode written by Sterling Gates & Thomas Pound (#420). Original airdate 5/1/2018.

Supernatural 13x21 "Beat the Devil"

THE LONG JOURNEY HOME – Sam (Jared Padalecki), Dean (Jensen Ackles), Castiel (Misha Collins) and Gabriel (guest star Richard Speight, Jr.) must work together if they have any hope of bringing Mary (guest star Samantha Smith) and Jack (Alexander Calvert) home. Meanwhile, Rowena’s (guest star Ruth Connell) encounter with Lucifer (Mark Pellegrino) may alter the outcome of the journey for one of our heroes. Phil Sgriccia directed the episode written by Robert Berens (#1321). Original airdate 5/3/2018.

Arrow 6x21 "Docket No. 11-19-41-73"

COLIN DONNELL GUEST STARS — The pressure mounts for Oliver (Stephen Amell) who begins to wonder if he will lose everything in his battle to save Star City.  A familiar face returns. Andi Armaganian directed the episode with teleplay by Ubah Mohamed & Tyron B. Carter and story by Marc Guggenheim (#621). Original airdate 5/3/2018.