Dumb and Dumber - Cast

Dumb and Dumber Movie Poster

Jim Carrey

as Lloyd Christmas


Jeff Daniels

as Harry Dunne


Lauren Holly

as Mary Swanson


Karen Duffy

as J.P. Shay


Teri Garr

as Helen Swanson


Victoria Rowell

as FBI Special Agent Beth Jordan


Cam Neely

as Sea Bass


Felton Perry

as Detective Dale


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