In the film 13 Going on 30, Jennifer Garner plays Jenna Rink, Mark Ruffalo plays Matt Flamhaff, and Judy Greer plays Lucy Wyman.
Main cast
- Jenna Rink (adult)Jennifer GarnerMain
- Matt Flamhaff (adult)Mark RuffaloMain
- Lucy WymanJudy GreerMain
Supporting cast
- Beverly Rink (Jenna’s mother)Kathy BakerSupp
- Mr. Flamhaff (Matt’s father)Andy SerkisSupp
- Tom-TomLynn CollinsSupp
- WendySusan EganSupp
- Young Jenna RinkChrista B. AllenSupp
- Young Matt FlamhaffSean MarquetteSupp
- Young Lucy WymanAlexandra KyleSupp
Guest & voice
- Chris GrandyGia MantegnaGuest
- Dr. KeelNate RomineGuest
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About this cast
13 Going on 30 is a 2004 romantic comedy film directed by Gary Winick. The story follows a 13-year-old girl who wishes to be 30 and wakes up as an adult woman in New York City. Jennifer Garner stars as adult Jenna Rink, with Mark Ruffalo as her childhood friend Matt Flamhaff and Judy Greer as her rival-turned-friend Lucy Wyman.
FAQs
Who plays Jenna Rink in 13 Going on 30?
Jennifer Garner plays the adult Jenna Rink.
Who plays Matt Flamhaff in 13 Going on 30?
Mark Ruffalo plays the adult Matt Flamhaff.
Who plays Lucy Wyman in 13 Going on 30?
Judy Greer plays Lucy Wyman.
Is 13 Going on 30 a TV series or a film?
13 Going on 30 is a film, not a TV series.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026