how the grinch stole christmas cast

The cast of How the Grinch Stole Christmas includes Jim Carrey as the Grinch, Taylor Momsen as Cindy Lou Who, Molly Shannon as Donna Lou Who, Jeffrey Tambor as Mayor Augustus May Who, Christine Baranski as Martha May Who, Bill Irwin as the voice of Max the dog, Clint Howard as the voice of the Grinch's dog, Tony Jay as the voice of the Narrator, and Taylor Momsen's sisters as the Who-lettes.