'Riverdale' Cast: Find Out Their First Roles Ever, From 'Glee' to Music Videos, 'Law & Order' & More!

As Riverdale ends after seven seasons on The CW, we’re taking a look back on the cast’s careers before the show!

While some of the stars of the series had their first on-screen roles on Riverdale, many of them had prior experience in the business, from other TV shows, movies and even music videos.

The cast’s first roles include spots on Law & Order: Special Victims Unit, Glee, RL Stine’s The Haunting Hour and even a Christmas TV movie.

ICYMI: Find out how much the stars of Riverdale are worth!

Click through the slideshow to find out the Riverdale cast’s first on-screen roles…