Trailers:
From the main menu go to Jackie's filmographie and you will notice that some of the titles listed have a "Star Selection" indicator. When selected and activated with your Enter button, they will bring you trailers and action scenes from the various movies.
Reported by: William"TheFullMonty"Montalvo

"Thanks" Menu:
Put in the disc fullscreen side up. Then highlight Ê"Scene Selections" and press right.The New Line Home Video logo should be highlighted. Press Enter and a special thanks menu should come up.
Reported by: Ian A