The Human Ageing Genomic Resources are at risk. Please support our work at JustGiving.

The story follows 37-year-old Mike O'Donnell (played by Matthew Perry ), a man who regrets the life choices that led to his stagnant career and failing marriage to Scarlet ( Leslie Mann ). After a magical encounter with a mysterious janitor, he is transformed back into his 17-year-old self (played by Zac Efron ). He uses this second chance to re-enroll in high school, ultimately learning that his family is more important than his lost basketball dreams.

is an unauthorized distribution platform. Using it comes with several significant risks: Legal Risks:

Where to Watch 17 Again in High (Extra) Quality — A Quick Guide

: Official apps offer professional subtitles and multiple audio tracks, which are often missing or out of sync on third-party uploads. Concussion & CTE Foundation If you enjoy the premise of

: Available for digital rent or purchase in HD.