- Here are some actors who were over 30 when they portrayed teenagers
- Emma Thompson (in "Sense & Sensability")
- Ian Somerhalder (in "Vampire Diaries")
- Stockard Channing (Rizzo in "Grease")
- Jason Earles (the younger brother on "Hannah Montana")
- Matt Lanter (in "Star Crossed")
- Tanya Reynolds (in "Sex Education")
- Bianca Lawson (in "Pretty Little Liars")
- Darren Barnet (in "Never Have I Ever")
- Shirley Henderson (Moaning Myrtle in the "Harry Potter" franchise)
- Nicola Coughlan (in "Derry Girls")





