Grant Gustin's Barry Allen is pulling double duty this week as he guest stars on tonight's new episode of Supergirl before leasing his own show, Tuesday night. Arrow is also preparing for its end game run as the Bug-eyed Bandit launches an all out attack on Palmer Tech, Wednesday night.
SUPERGIRL - World's Finest
Kara gains a new ally when the lightning-fast superhero The Flash (Grant Gustin) suddenly appears from an alternate universe and helps Kara battle Siobhan, aka Silver Banshee, and Livewire in exchange for her help in finding a way to return him home, on SUPERGIRL, Monday, March 28 (8:00-9:00 PM, ET/PT) on the CBS Television Network. Grant Gustin crosses over as The Flash.
THE FLASH - Flash Back
After the shocking revelation that Zoom is Jay Garrick (Teddy Sears), Barry (Grant Gustin) is more determined than ever to get back to Earth-2 to stop Zoom forever. Desperate to find a way to increase his speed, Barry decides to travel back in time and masquerade as his earlier self in order to get his arch-nemesis, Dr. Harrison Wells/Eobard Thawne (Tom Cavanagh), to teach him how to run faster. However, things don’t go as planned and Barry is stunned to face familiar foe Hartley Rathaway (guest star Andy Mientus), as well as old friend Eddie Thawne (guest star Rick Cosnett). Iris (Candice Patton) makes peace with her past in order to embrace her future. Alice Troughton directed the episode penned by Aaron Helbing and Todd Helbing (#217).
ARROW - Beacon of Hope
Brie Larvan (guest star Emily Kinney) breaks out of jail and turns up at Palmer Tech threatening to kill everyone unless she gets the bio-chip that is implanted in Felicity’s (Emily Bett Rickards) spine. When Oliver (Stephen Amell) realizes that Felicity, Thea (Willa Holland) and Donna (guest star Charlotte Ross) are trapped in Palmer Tech with everyone else, he looks to a surprising ally to help Team Arrow save the day. Michael Schultz directed the episode written by Ben Sokolowski & Brian Ford Sullivan (#417). Original airdate 3/30/16.
LEGENDS OF TOMORROW - Left Behind
Ray (Brandon Routh), Sara (Caity Lotz) and Kendra (Ciara Renée) are shocked after they watch the Waverider fly off without them, leaving them stranded in the ‘50s. After waiting months for their teammates to come back, the three realize they must move on with their lives. Ray and Kendra bond as a couple but Sara decides to return to the League of Assassins and Ra’s al Ghul (guest star Matt Nable). John Showalter directed the episode written by Beth Schwartz & Grainne Godfree (#109).