Jim Carrey
Mr. Popper
Acting
Carla Gugino
Amanda
Acting
Angela Lansbury
Mrs. Van Gundy
Acting
Ophelia Lovibond
Pippi
Acting
Madeline Carroll
Janie
Acting
Clark Gregg
Nat Jones
Acting
Jeffrey Tambor
Mr. Gremmins
Acting
David Krumholtz
Kent
Acting
Philip Baker Hall
Franklin
Acting
Maxwell Perry Cotton
Billy
Acting
James Tupper
Rick
Acting
Dominic Chianese
Reader
Acting
William Charles Mitchell
Yates
Acting
Henry Kelemen
Young Tommy Popper
Acting
Kelli Barrett
Tommy's Mom
Acting
Dylan Clark Marshall
Young Tommy Popper #2
Acting
Brian T. Delaney
Young Tom Popper, Sr. (voice)
Acting
Elaine Kussack
Gremmins's Secretary
Acting
Harlin C. Kearsley
Town Car Driver
Acting
Desmin Borges
Daryl
Acting
Lee Moore
Reginald
Acting
Dominic Colón
Tito
Acting
Jeff Lima
Freddy
Acting
Frank Ciornei
Klaus
Acting
J.R. Horne
Arnold
Acting
Matthew Wolf
Antarctic Friend (voice)
Acting
Andrew Stewart-Jones
Animal Control Guy
Acting
James Chen
Fish & Game Officer
Acting
Rafael Osorio
Marine & Waterfowl Officer
Acting
Curtis Shumaker
Sanitation Officer
Acting
Joseph D'Onofrio
Random Man on Street
Acting
Olga Merediz
Nanny
Acting
Betsy Aidem
Tavern Hostess
Acting
Angel Caban
Fishmonger
Acting
Chris Beetem
Young Developer
Acting
Charles L. Campbell
Old Tom Popper, Sr. (voice)
Sound
Daniel Stewart Sherman
Zoo Security Guard
Acting
Mike Massimino
Cop #1
Acting
Charlie Semine
Cop #2 (Quint)
Acting
Cynthia Kirchner
Pulse Lounge Beautiful Girl (uncredited)
Acting