The Spiderwick Chronicles - Cast

Freddie Highmore

Jared Grace / Simon Grace
Actor

Sarah Bolger

Mallory Grace
Actor

David Strathairn

Arthur Spiderwick
Actor

Mary-Louise Parker

Helen Grace
Actor

Nick Nolte

Mulgarath
Actor

Joan Plowright

Aunt Lucinda Spiderwick
Actor

Andrew McCarthy

Richard Grace
Actor

Seth Rogen

Hogsqueal (voice)
Actor

Martin Short

Thimbletack (voice)
Actor

Jordy Benattar

Young Lucinda Spiderwick
Actor

Tod Fennell

Helen's Co-Worker
Actor

Mariah Inger

Nurse
Actor

Tyler Patrick Jones

Additional Performer
Actor

Ron Perlman

Red Cap (voice) (uncredited)
Actor