In 1999, he appeared in the British film G: MT – Greenwich Mean Time.
In 2000, he starred in Blue/Orange at the Royal National Theatre (Cottesloe stage), and later at the Duchess Theatre.
Ejiofor was appointed Officer of the Order of the British Empire (OBE) in the 2008 Birthday Honours.
In 1988, when Ejiofor was 11, during a family trip to Nigeria for a wedding, he and his father were driving to Lagos after the celebrations when their car was involved in a head-on crash with a lorry.
His father was killed, and Ejiofor was badly injured, and received scars that are still visible on his forehead.
For 12 Years a Slave, he received Academy Award and Golden Globe Award nominations, along with the BAFTA Award for Best Actor.
He was nominated for a 2014 Primetime Emmy Award for Outstanding Lead Actor in a Limited Series or Movie for his performance on Dancing on the Edge.