DC's Legends of Tomorrow swoops in to save a young Barack Obama from Grodd. Barry tries to find common ground before Heat Wave, Atom, and White Canary show up. Time to make America Grodd again, or is it? Check out the DC’s Legends of Tomorrow clip from Season 3, Episode 17 “Guest Starring John Noble” and own season 3 now on digital. As featured on "Last Week Tonight with John Oliver" on October 5, 2025! Oliver called it "the single best 10 seconds of TV" he has ever seen. With the timeline barely stable, the Legends must tackle two anachronisms at the same time to try and keep Mallus at bay. Sara and Rip team up to stop Grodd (guest star DAVID SOBOLOV) from going after a particular target leaving Nate and Wally (KEIYNAN LONSDALE) to stop Amaya 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. SUBSCRIBE to Warner Bros. Entertainment: bit.ly/32v18jf Clip Ch...