Main Characters
Mark Grayson / Invincible
29 main appearances
Debbie Grayson
29 main appearances
Recurring Guest Characters
Martian
1 guest appearances
Sergeant
1 guest appearances
Male Thraxan
1 guest appearances
Corey
1 guest appearances
Female Thraxan
1 guest appearances
GDA Agent
1 guest appearances
Announcer
1 guest appearances
Helga
1 guest appearances
Nurse
1 guest appearances
GDA Med Tech
1 guest appearances
Proprietor
1 guest appearances
Martian Leader
1 guest appearances
Tech Trooper #1
1 guest appearances
Tech Trooper #2
1 guest appearances
GDA Agent Assistant
1 guest appearances
Villain
1 guest appearances
Filip Schaff
1 guest appearances
Octoboss
1 guest appearances
Anissa
1 guest appearances