Disney+ has revealed that Daniel Diemer ("Under the Bridge") will star as fan-favorite cyclops "Tyson" in the epic adventure series "Percy Jackson and the Olympians." Diemer joins Walker Scobell (Percy Jackson), Leah Sava Jeffries (Annabeth Chase) and Aryan Simhadri (Grover Underwood) as a series regular. The Disney+ Original series from Disney Branded Television and 20th…