
Create a trailer project in iMovie on iPhone
In iMovie, you can create professional-quality movie trailers using your own video and photos.
To create a trailer project, you first choose a trailer template. You can choose from a number of genres — for example, romance or superhero — with graphics and theme music to match.
- In the Projects browser, tap the Create button  , then tap Trailer. , then tap Trailer.
- Tap to select an iMovie trailer template (in landscape orientation, scroll to see more templates). 
- To preview a selected template, tap the Play button  below the viewer. below the viewer.- The duration of the trailer appears in the lower-right corner of the viewer. The number of cast members the trailer accommodates, if any, appears in the lower-left corner. 
- Tap Create in the upper-right corner to create a trailer with the template that’s currently selected. 
To add video and photos to your trailer, see Add clips to a trailer in iMovie on iPhone. To add titles and credits, see Add titles to a trailer in iMovie on iPhone.