CPC Version (Phantomz) :

* G4000 Pause=Pause/Unpause then J1B1 to Quit
* CHEAT MODE (Start in another room at the beginning of the game):
  Make a minimum score of 5010 points to enter Hi-Scores and enter the word: "SLEEPY"
  Confirm by holding down one of the 4 directions (Up =2 , Left = 3 , Right = 4 or Down = 5) + FIRE until the start of the game
  
Plus version - Color update (Ayor61) : 

* Original cartridge - Main colors changed from cyan to white