A young boy and his dog, who happens to have a genius-level IQ, spring into action when their time-machine is stolen and moments in history begin to be changed.
Directed by
Rob Minkoff
Stanley Tucci
Leonardo da Vinci (voice)
Patrick Warburton
Agamemnon (voice)
Ariel Winter
Penny Peterson (voice)
Allison Janney
Ms. Grunion (voice)
Karan Brar
Mason (voice)
Lake Bell
Mona Lisa (voice)
Leslie Mann
Patty Peterson (voice)
Dennis Haysbert
Judge (voice)
Mel Brooks
Albert Einstein (voice)
Steve Valentine
Ay (voice)
Stephen Tobolowsky
Principal Purdy (voice)
Max Charles
Sherman (voice)
Scott Menville
Additional Voices (voice)
Stephen Colbert
Paul Peterson (voice)
Ty Burrell
Mr. Peabody (voice)
Zach Callison
King Tut (voice)
Thomas Lennon
Italian Peasant #2 (voice)
Ava Acres
Additional Voices (voice)
Nicholas Guest
French Peasant (voice)
Jess Harnell
Abraham Lincoln / George Washington / Bill Clinton / Isaac Newton / New York City Cop (voice)