Compared are the R-Rated Version and the Unrated Version.
Running time US DVD = R-Rated Version (credits excluded): 1:41:53 NTSC = 1:37:43 PAL
Running time German DVD = Unrated Version (credits excluded): 1:38:31 PAL
1 extended logo at the beginning of the R-Rated Version
1 scene with alternate footage where the Unrated Version is extended
2 scenes with alternate footage without any difference in running time
= 48 sec
Time index: US R-Rated DVD (NTSC) / German FSK 16 DVD (Unrated) (PAL)
The R-Rated presents a "ThinkFilm" logo at the beginning. The Unrated DVD immediately starts with the Serendipity logo.
+7.94 sec (NTSC) / +9.52 sec (PAL)
The R-Rated Version lacks the sex scene with Lanny and Denise, they are doing it doggy style. The R-Rated Version immediately continues with the scene where someone rings the door bell.
When Denise is nude in the room and Lenny talks to Maureen, the R-Rated Version only contains shots above the hip. The Unrated Version also shows her genital area.
Different image section when Lenny and Vince are having fun with the chicks in the suite. The R-Rated Version lacks Vince getting a BJ in the background plus the Unrated Version is extended. At the end of the scene, the chick Lanny was busy with goes to Vice and puts her head in his lap.
Missing shot in the R-Rated Version: Alice raises her head from Karen's lap when they're doing it.
Only in the Unrated Version, Lanny sleeps with Maureen. He explains via voice over that he prefered it missionary style because he could look into the woman's eyes. Furthermore the beginning of the close-up is missing in the R-Rated Version as well.
When Vince joins Lanny and Maureen, the image section has been changed again. Vince wants to have fun with Lanny, but Lenny tries to push him away.