The Animal

Rob Schneider plays Marvin Mange, a man who receives animal parts in a transplant surgery and acquires their abilities.

Colleen Haskell portrays Rianna, a love interest of Marvin Mange.

John C. McGinley takes on the role of Sgt. Sisk, a police officer involved in the story.

Ed Asner appears as Chief Wilson, the chief of police overseeing the department.

Michael Caton plays Dr. Wilder, the veterinarian who conducts Marvin's surgery.

Louis Lombardi portrays Fatty, a character that interacts with Marvin in comedic situations.

Guy Torry plays Miles, who is part of Marvin's group of friends.

Bob Rubin takes on the role of Bob Harris, a character who adds to the humor of the film.

Pilar Schneider portrays Mrs. De La Rosa, another character related to the main plot.

Scott Wilson plays the Mayor, who has a role in the community affairs within the movie.

Raymond Ma appears as Mr. Tam, contributing to the story's side characters.

Michael Papajohn plays Patrolman Brady, who works alongside Sgt. Sisk.