On screen · 4

1. DB
   Dee Bradley BakerBen 10: Alien Forceas Swampfire / Echo Echo / Humungousaur / DNAlien (voice)Justice League: Waras Parademons (voice)
2. RM
   Richard McGonagleBen 10: Alien Forceas HighBreed / Forever Knight #5 / Sensei (voice)Justice League: Waras President (voice)
3. GN
   George NewbernBen 10: Alien Forceas Frank (voice)Justice League: Waras Steve Trevor (voice)
4. IG
   Ioan GruffuddBen 10: Alien Forceas Devin Levin / Robot Guard (voice)Justice League: Waras Thomas Morrow (voice)