The Spiderwick Chronicles

Freddie Highmore

(Jared Grace / Simon Grace)

Sarah Bolger

(Mallory Grace)

David Strathairn

(Arthur Spiderwick)

Mary-Louise Parker

(Helen Grace)

Nick Nolte

(Mulgarath)

Joan Plowright

(Aunt Lucinda Spiderwick)

Andrew McCarthy

(Richard Grace)

Seth Rogen

(Hogsqueal (voice))

Martin Short

(Thimbletack (voice))

Jordy Benattar

(Young Lucinda Spiderwick)

Tod Fennell

(Helen's Co-Worker)

Mariah Inger

(Nurse)

Tyler Patrick Jones

(Additional Performer)

Ron Perlman

(Red Cap (voice) (uncredited))