DC's Legends of Tomorrow 7x05 "It's a Mad, Mad, Mad, Mad Scientist" Season 7 Episode 5 Promo Trailer HD - A LITTLE LUCK - After Sara (Caity Lotz), Ava (Jes Macallan), Behrad (Shayan Sobhian) and Gary (Adam Tsekham) arrive in New York City, they track down Dr. Gwyn Davies (Matt Ryan), who isn't the scientist they expected.
Astra (Olivia Swann), Spooner (Lisseth Chavez), and Gideon (Amy Pemberton) are still trying to stop the Legends from using the time machine, but they run into some more setbacks along the way.
Meanwhile, in the pocket dimension Nate (Nick Zano) and Zari (Tala Ashe) work together on the Hoover situation as well how to make their future together work.
Andrew Kasch directed the episode written by Paiman Kalayeh & Mark Bruner (705).
Original airdate 11/10/2021.