On September 20, 2026
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Cast of 17 Again
25 credited roles
Zac Efron
Mike O'Donnell
Leslie Mann
Scarlett O'Donnell
Thomas Lennon
Ned Gold
Michelle Trachtenberg
Maggie O'Donnell
Sterling Knight
Alex O'Donnell
Matthew Perry
Mike O'Donnell (Adult)
Tyler Steelman
Ned Gold (Teen)
Allison Miller
Scarlett (Teen)
Adam Gregory
Dom
Hunter Parrish
Stan
MC
Mario Cassem
Samir
Kat Graham
Jamie
Tiya Sircar
Samantha
Melissa Ordway
Lauren
Melora Hardin
Principal Jane Masterson
Brian Doyle-Murray
Janitor
Josie Loren
Nicole
Jim Gaffigan
Coach Murphy
RG
Randy Gordon
Photographer
Collette Wolfe
Wendy
Tommy Dewey
Roger
Linda Miller
Female Janitor
Lorna Scott
Secretary
Kodi Kitchen
Hostess
Ellis Williams
Bailiff
