Dolittle's cast and crew

Director

Stephen Gaghan

Cast

Robert Downey Jr. Dr. John Dolittle

Antonio Banderas Rassouli

Michael Sheen Mudfly

Tom Holland Jip (voice)

Emma Thompson Polynesia (voice)

Ralph Fiennes Barry (voice)

Selena Gomez Betsy (voice)

Octavia Spencer Dab-Dab (voice)

Marion Cotillard Tutu (voice)

John Cena Yoshi (voice)

Craig Robinson Fleming (voice)

Rami Malek Chee-Chee (voice)

Kumail Nanjiani Plimpton (voice)

Frances de la Tour Ginko-Who-Soars (voice)

Carmen Ejogo Regine (voice)

Jim Broadbent

Ralph Ineson Arnall Stubbins

Zak Holland Guardia de palacio

Writers

Stephen Gaghan