Here went the A-Train. After his character's devastating demise on season five of The Boys, Jessie T. Usher is reflecting on the super speedster's sendoff, a shocking start to the show's final chapter that continues to make it clear that no one, especially not a supe, is safe. Source: Elisabetta A. Villa / Getty The series kicked off its final season with a brutal blow, killing off A-Train, the fastest man alive, in the premiere's final moments. The "fastest man alive" met a merciless end at the hands of Homelander, played by Antony Starr, after swerving to avoid hitting an innocent bystander.