Best known for playing Dr. Caitlin O’Shaughnessy in ‘Legally Blonde’, Sophie Peña in ‘Girlfriends’, and voice roles in ‘Coco’, ‘The Emoji Movie’, and ‘A Bug’s Life’.
Films
- CocoMamá Imelda Rivera (voice)2017
- The Emoji MovieMary Meh / Additional Voices (voice)2017
- The 15:17 to ParisMrs. Wright2018
- Half BakedAlison1998
- Legally BlondeDr. Caitlin O’Shaughnessy2001
- A Bug’s LifeBaby ant / Various (voice)1998
TV shows
- Bob’s BurgersVarious (voice)2011
- EuphoriaMary2019
- GirlfriendsSophie Peña (main role, seasons 1-4)2000
- DexterDr. Slater2011
- The Penguins of MadagascarVarious (voice)2011
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About Alanna Ubach
Alanna Ubach is an American film, television and voice actress with a career spanning over three decades. Her work includes memorable roles in comedies, dramas, and major animated features, making her a familiar face and voice in both live-action and voice-over work.
FAQs
Is Alanna Ubach in Legally Blonde?
Yes, she played Dr. Caitlin O’Shaughnessy, the uncomfortable tyrant who teaches law at Harvard.
What is Alanna Ubach’s most famous voice role?
She voiced Mamá Imelda Rivera in the Pixar film Coco (2017).
How long did Alanna Ubach play Sophie on Girlfriends?
Sophie Peña was a main character from season 1 to season 4 (2000–2004).
Has Alanna Ubach appeared in Euphoria?
Yes, she played Mary, the mother of Lexi and Cassie Howard, in season 1 (2019).
Does Alanna Ubach have any upcoming projects?
As of 2025, no major upcoming projects have been publicly confirmed, but she remains active in voice work and guest roles.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026