An old enemy threatens everything Mark holds dear.
Calificación de episodios
Reparto del episodio
- Mark Grayson
- Debbie Grayson
- Nolan Grayson
- Alien Guard
- Riley
- Damien Darkblood
- Angstrom Levy
- Angstrom Jr.
- Monster Girl
- April
- Cecil Stedman
- Atom Eve
- Agent Spider
- Dupli-Kate
- Rex Splode
- The Immortal
- Bulletproof
- Jane
- Allen the Alien
- Robot
- Additional Voices
- Additional Voices
- Additional Voices
- Additional Voices