Elyes Cherif Gabel is an English actor. Among his most notable roles, he has portrayed Dr. Gurpreet "Guppy" Sandhu in the BBC medical drama Casualty, computer genius Walter O'Brien in the CBS series Scorpion, Dothraki Rakharo in Seasons 1 and 2 of the HBO series Game of Thrones, and P.E. teacher Rob Cleaver in the BBC One school-based drama series Waterloo Road. He appeared in the ITV drama Identity, and portrayed Detective Adam Lucas in Season 3 of Body of Proof.
