The Dolittle project was announced in March of 2017 with Downey set to star, and the rest of the cast joined over the following year. Filming of this project began around 2018 and lasted through June. The filming of this project took all over the United Kingdom. Dolittle was not released in America only but also in many nations such as:
New Zealand on 1st January 2020, Costa Rica on 2nd of January, South Korea on 8th of January, the Faroe Islands on 9th January 2020, Chile on 16th of January, Ukraine on 9th January 2020, Egypt on 16th of January, Australia on 16th January 2020, Dominican Republic on 16th of January, Canada on 17th of January, Singapore on 16th of January and Saudi Arabia on 16th January 2020.
Dolittle releases to theatres on January 17, 2020. Robert Downey Jr. was chosen to star in the movie on March 20, 2017. Back then, the film was set to be called. "The Voyage of Doctor Dolittle. In December 2017, Jim Broadbent and Harry Collet were cast. Michael Sheen and Antonio Banderas were the next stars named to be cast in the film in February 2018. It was also at this time that Emma Thompson, Ralph Fiennes, Tom Holland, and Selena Gomez were cast to be the voices of the animals.
The animal cast includes a bear, a lioness and a tiger. In March 2018, Craig Robinson, Octavia Spencer and many others joined the voice cast. Production started in mid-February 2018. In April 2019, the crew reported three weeks of re-shoots due to poor test screenings. In August 2019, the title of the movie changed from The Voyage of Doctor Dolittle to Dolittle. The original release was May 24, 2019. It was subsequently pushed back to January 17, 2020.