How do you edit cast members on IMDB?

To edit cast members on IMDb, you need to have an IMDb account. Once logged in, navigate to the title page of the project you wish to edit and click on the "Edit Page" button at the bottom. From there, you can select the section related to cast and crew and make your changes, such as adding or removing cast members. After submitting your edits, they will be reviewed by IMDb staff, and you will receive a confirmation once the changes are processed.