The following list names the writers responsible for Invader Zim, as well as the number of episodes they oversaw or assisted in creating.
Writers[]
Ed Scharlach, 1
Jhonen Vasquez, 28
Roman Dirge, 5
Eva Almos, 1
Courtney Lilly, 3
Rob Hummel, 25
Eric Trueheart, 21
Brent Crowe, 1