About:
David Harold Yost is an American actor and producer known for his role of Billy Cranston on the television series Mighty Morphin Power Rangers, Mighty Morphin Power Rangers: The Movie and Power Rangers Zeo. Description above from the Wikipedia article David Yost, licensed under CC-BY-SA, full list of contributors on Wikipedia.

• Known For
• 
  Mighty Morphin Power Rangers: The Movie
  as
  Billy Cranston / Blue Ranger
• 
  Power Rangers Zeo: Zeo Quest
  as
  Billy Cranston
• 
  Mighty Morphin Power Rangers Live: The World Tour Live-on-Stage
  as
  Billy Cranston
• 
  Mighty Morphin Power Rangers: Alpha's Magical Christmas
  as
  Billy Cranston (uncredited)
• 
  Mighty Morphin Power Rangers: The Movie - Secrets Revealed
  as
  Self