The Revenge actor will play the character Stephen in the sci-fi drama, TVLine reports.
The Tomorrow People - which follows a team of young people who develop special abilities - is based on the UK series that aired between 1973 and 1979.
Amell's character is described as a "tortured" young man who longs to become normal. The 24-year-old actor joins Mad Men's Peyton List and Home and Away's Luke Mitchell in the pilot, from Julie Plec (The Vampire Diaries) and Greg Berlanti (Arrow).
Arrow star Stephen Amell - who is related to Robbie - congratulated him on his casting on Twitter, writing: "So incredibly proud of Robbie Amell #Family"
Robbie Amell's past credits include stints on Revenge, Alcatraz and new NBC comedy 1600 Penn.
Last year, he was attached to Fox comedy pilot Like Father from Scrubs creator Bill Lawrence, but