Zac Efron as Mike O'Donnell and Hunter Parrish as Stan in "17 Again."
Leslie Mann as Scarlet and Michelle Trachtenberg as Maggie in "17 Again."
Thomas Lennon as Ned Gold in "17 Again."
Zac Efron as Mike O'Donnell, Sterling Knight as Alex and Hunter Parrish as Stan in "17 Again."
Zac Efron and Director Burr Steers on the set of "17 Again."
Zac Efron as Mike O'Donnell in "17 Again."
Thomas Lennon as Ned Gold and Melora Hardin as Principal Jane Masterson in "17 Again."
Matthew Perry as the adult Mike O'Donnell in "17 Again."
Michelle Trachtenberg as Maggie in "17 Again."
Leslie Mann as Scarlet and Nicole Sullivan as Naomi in "17 Again."
Leslie Mann as Scarlet and Zac Efron as Mike O'Donnell in "17 Again."
Zac Efron as Mike O'Donnell and Thomas Lennon as Ned Gold in "17 Again."
Zac Efron as Mike O'Donnell and Sterling Knight as Alex in "17 Again."
Brian Doyle-Murray as the Janitor and Matthew Perry as the adult Mike O'Donnell in "17 Again."
Sterling Knight as Alex, Michelle Trachtenberg as Maggie and Matthew Perry as the adult Mike O'Donnell in "17 Again."
Leslie Mann as Scarlet in "17 Again."
Melora Hardin as Principal Jane Masterson in "17 Again."
Sterling Knight as Alex in "17 Again."
Leslie Mann as Scarlet and Matthew Perry as the adult Mike O'Donnell in "17 Again."
Michelle Trachtenberg as Maggie and Zac Efron as Mike O'Donnell in "17 Again."
Hunter Parrish as Stan, Zac Efron as Mike O'Donnell and Michelle Trachtenberg as Maggie in "17 Again."
Poster art for "17 Again."