What is the best watch order for Mostly Ghostly Collection?

The recommended watch order for Mostly Ghostly Collection is Release Date Order. This includes 3 titles in the series.

How many movies/shows are in Mostly Ghostly Collection?

Mostly Ghostly Collection includes 3 titles total.

1. Mostly Ghostly (2008); 2. Mostly Ghostly: Have You Met My Ghoulfriend? (2014); 3. Mostly Ghostly 3: One Night in Doom House (2016)

Based on the Release Date Order, start with Mostly Ghostly. The Mostly Ghostly Collection franchise includes 3 titles total.