The main actors and actresses in "Punch-Drunk Love" are:
* Adam Sandler as Barry Egan
* Emily Watson as Lena Leonard
* Philip Seymour Hoffman as Dean Trumbell
* Mary Lynn Rajskub as Samantha
* Luis Guzmán as "The Lizard"
There were other actors and actresses in supporting roles. You can find a complete cast list on IMDb: [https://www.imdb.com/title/tt0317238/fullcredits/](https://www.imdb.com/title/tt0317238/fullcredits/)