Barry Allen / The Flash

Barry Allen / The Flash trivia questions

1. In Justice League (2017), which actor portrays Barry Allen?
2. In Justice League (2017), who recruits Barry Allen into the team?
3. In Justice League (2017), where is Barry when Bruce first approaches him?
4. In Justice League (2017), which alien race invades Earth under Steppenwolf?
5. In Justice League (2017), what power source is used to revive Superman?