Granted the power and wings of an eagle by high priests, Birdman defends the rights of mankind across the universe accompanied by his constant companion, an eagle named Avenger.
A foreign gang plots to divert an American solar capsule to their landing station by changing places with the astronauts.
Fed by rays from a hovering metal sphere, a suffocating purple moss is spreading over the countryside.
After they scamper off with high security missle plans, Birdman pursues frightening prehistoric creatures that Dr. Millenium has brought back to life.
Birdman and Avenger go after a kidnapper who "dematerializes" scientists and puts their combined knowledge into his evil machine.
Birdman's number one enemy schemes to steal away his energy for use in a pirate satellite.
When a village in Tibet is regularly terrorized by a monster, Birdman and his friends follow the tracks and encounter him!
Birdman devises a scheme to learn the identity of kidnappers who have abducted three ambassadors from the U.N.
Cumulus, who has learned to direct the elements, is attempting to enslave the country with them.
Birdman and Avenger are called in to help when a non-human replica of an army defense general stirs up trouble.
A cunning man uses a serum to change himself into any kind of thing.
A fantastic pirate ship swoops down on a luxury cruise ship, loots it, and takes hostages for ransom.
The Ringmaster steals the government's three most advanced weapons.