You can find the Roll20 Call of Cthulhu 7th Edition sheet in the dropdown at either: Sheets by Roll20 → Call of Cthulhu 7th Edition OR Call of Cthulhu → Call of Cthulhu 7th Edition by Roll20. Once selected, a preview of the character sheet will load upon the creation page for you to review as well as showcase relevant information about the sheet, such as the sheet’s creator and its key features. These sheets are sorted under their respective RPG Systems in alphanumerical order.
Located here is a drop-down menu that lists all the character sheets built either by Roll20 officially or created by the community. On the Game Creation screen, underneath the large blue “I’m Ready, Create Game!” button is the “Optional: Choose a Character Sheet” section. You can add an official or community contributed character sheet to your game when you first create it. The Basics Adding the Character Sheet to a Game