Jennifer Love Hewitt

as Thumbelina (voice)

Elijah Wood

as Tom Thumb (voice)

Peter Gallagher

as The Mole King (voice)

Alexandra Boyd

as Bertha Beetle (voice)

Michael Chiklis

as Roman / King Webster (voice)

Yvette Freeman

as Leola (voice)

Robert Guillaume

as Ben (voice)

Rachel Griffiths

as Albertine (voice)

Jack Johnson

as The Bug Collector (voice)

Jane Leeves

as Margaret Beetle (voice)

Esai Morales

as Vargas Mouse (voice)

Bebe Neuwirth

as Thumbelina's Mother (voice)

Emma Samms

as Shelley Beetle (voice)

Jon Stewart

as Godfrey (voice)

Yul Vazquez

as Gibson Mouse (voice)

John Patrick White

as Daniel (voice)

Marc Allen Lewis

as (voice)

Lesli Margherita

as (voice)

Christian Mills

as (voice)

Adam Paul

as (voice)

Elizabeth Payne

as (voice)