A Secret Bonus Point is awarded to our hero Headdy each times he discovers some kind of secret and each one increases your final score by a number. Their number varies with the stages, and there are 39 in the game in total. They are often related to hitting the curious Bino.
Act 1
There's only one Secret Bonus Point in the opening act.
The Getaway
- Destroy the Robo-Collector before it leaves the screen.
Act 2
There are eight Secret Bonus Points in this act.
Practice Area
- Complete Headcase's practice stage.
- Complete Hangman's practice stage.
- Complete Beau's practice stage.
Toys N the Hood
- Knock the green soldier off the watch tower (BEFORE destroying it with the ball).
- Destroy Old McGee (first defeat Catherine Derigueur).
- Destroy Mule McGee (first defeat Catherine Derigueur).
- Defeat Snake Eyes (choose the path that requires the Spike Head instead of the one that requires Pin Head).
Mad Dog and Headdy
- Wait for Mad Dog will drop Bino, then strike him twice.
Act 3
There are four Secret Bonus Points in this act.
Down Under
- Wait for the second ball machine to start releasing smiley balls and destroy one of these.
Backstage Battle
- Wait for Trouble Bruin to release a puppet with an inflated blue head, then destroy it.
The Green Room
- Destroy the Puppeteer before Gentleman Jim.
Clothes Encounters
- Wait for the Wooden Dresser to put on a Bino costume and destroy it.
Act 4
There are seven Secret Bonus Points in this act.
Terminate Her Too
- Keep hitting one of the orbs at the beginning.
- Destroy one of the cannonballs shot by the Super Tank Machine.
- Destroy the frog statue blocking the water.
Mad Mechs
- Destroy all five blue blocks with the Hammer Head.
Mad Mechs 2
- Destroy the two fans (they award one Secret Bonus Point each). Just hit them everytime they turn back on until they are destroyed.
Heathernapped
- Wait for Bino to come down to clean the windows and destroy him.
Act 5
There are three Secret Bonus Points in this act.
Stair Wars
- Wait before destroying Trouble Bruin and continue climbing the tower. At some point, the Secret Bonus Point will be awarded.
Towering Internal
- Don't take any damage before destroying the two arms and reaching the platform above. This also has to be done within a certain time limit.
Spinderella
- At some point, Bino will start walking around the screen. Hit him until he is destroyed.
Act 6
There are three Secret Bonus Points in this act.
The Flying Game
- Wait until the Headcase at the beginning shows a Bino head and hit it.
- A bit later, one of the rockets will have a dog in the window, destroy it.
Baby Face
- Keep shooting the Grandpa Face and don't let him grab you. Once it is destroyed, you will see Bino tied to the pole; shoot him to free him.
Act 7
There are 3 Secret Bonus Points in this act.
Headdy Wonderland
- One of the cows will make a different noise when jumped on; destroy it by hitting it in the back.
- Just before the fight with the Gatekeeper, there's a totem pole with a bird-like man sitting on it; hit him before he flies off.
- During the fight with the Gatekeeper, he might bring in Bino. Smash him off screen.
Act 8
There are six Secret Bonus Points in this act.
The Rocket Tier
- Collect every bonus item on the screen.
Illegal Weapon 3
- Hit one of the falling soldiers after destroying the Missile Man.
Fun Forgiven
- Hit Tarot's heart ball three times.
- After fighting him, there are three "Shoot Here" blocks at the top of the platforming section. Hit the one near the exit to get the point.
Vice Versa
- Destroy three of the fireballs shot by the upside-down top hat-wearing heads.
Twin Freaks
- During the fight with the Keymaster, hit the enemy with a Bino head that the boss launches.
Act 9
There are four Secret Bonus Points in this act.
Fatal Contraption
- When you reach the platform with Cocoa on it, hit it to receive a Secret Bonus Point.
- Destroy every Normal and Hammer block on the level.
Far Trek
- Avoid Trouble Bruin for one minute.
Finale Analysis
- During the green orb attack, use the Hammer Head to destroy all of the spike men that fly up from the bottom.