Dr. Joseph Chadwick is back as a Forever King. He is now leading the remnants of the Forever Knights who threaten to erase all alien DNA on Earth as Ben and Rook work to stop the Forever Knights. Jimmy discovers that Will Harangue is somehow involved in Joseph's plot.

• Joe Kelly
• Joe Casey
• Duncan Rouleau

• Tara Charendoff-Strong
• Yuri Lowenthal
• Tara Strong