- Idris's manager issued a public request asking people to stop yelling "Stringer Bell" at Idris.
- Idris's real first name is Idrissa which is a Sierra Leonian name.
- Idris was chosen as one of People Magazine's annual 100 Most Beautiful People in the World, in May 2007.
- In 2005, Idris had his first major starring American film role in The Gospel.
- While living in England, Idris starred in many plays including, Troilus and Cressida.
- Idris's mother is from Ghana and his father is from Sierra Leone.
- Idris says he would love to tell the story of African Moors.
- Idris admits he does not watch any of his work because he is too self-critical.
- Idris originally read for the role of Avon Barksdale on The Wire before being offered the role of Stringer Bell.
- Idris says that Andre Braugher's character on the TV show Homicide is one of his favorite's he has seen on television.
- In 2005, Idris starred in the HBO telefilm Sometimes in April.
- Idris admits that he has a thrist for travelling.
- Besides acting, Idris has interests in music.
- Idris says that Robert De Niro's acting influenced him to take up acting.
- Idris's favorite comedy film is The King of Comedy starring Robert DeNiro.
- Idris starred in the un-aired US pilot version of the show "Ultraviolet".