The Vic-20 was a computer by Commodore.

1980
Enter a castle and remove the curse that has been placed on Count Cristo by his enemies.

1979
As a secret agent, you must race against time to complete your mission before a nuclear power plant explodes.

1978
The first commercial adventure game. Travel through an enchanted world in a search for 13 treasures.
Travel from your London flat to a tropical island in search of pirates' gold.