Thomasina Gross was born in Chicago, Illinois. She is an actress, known for Killer Dream Home (2020), Alvin and the Chipmunks: The Squeakquel (2009) and Hairspray Live! (2016).

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The Biggest Movies and TV Coming in September

"The Gentlemen" and "Slow Horses" return this fall, while the "Reacher" spin-off series "Neagley" makes its debut. See our guide of the biggest Fall TV and streaming releases.

2026 Fall TV and Streaming Watch Guide

&quot;The Gentlemen&quot; and &quot;Slow Horses&quot; return this fall, while the &quot;Reacher&quot; spin-off series &quot;Neagley&quot; makes its debut. See our guide of the biggest Fall TV and streaming releases.

Get a closer look at these actors from their many TV and streaming series roles.

Streaming Stars, Then and Now

Thomasina Gross attends The Ninth House VIP Screening of "A Christmas To Treasure" at the Gary Marshall Theatre on Dec. 6, 2022 in Burbank, CA

Still of Thomasina Gross in Switch (2020)

Robin Riker, Maiara Walsh, Eve Mauro, Autumn Federici, Mayra Leal, Jon Klaft, Jake Helgren, John DeLuca, and Brooke Butler in Killer Dream Home (2020)

Justin Long, Jesse McCartney, and Matthew Gray Gubler in Alvin and the Chipmunks: The Squeakquel (2009)

Harvey Fierstein, Martin Short, Kristin Chenoweth, Jennifer Hudson, Garrett Clayton, Derek Hough, Ephraim Sykes, Ariana Grande, Dove Cameron, Maddie Baillio, and Shahadi Wright Joseph in Hairspray Live! (2016)

Shawn Ashmore, Nathan Fillion, Richard T. Jones, Eric Winter, Jenna Dewan, Alyssa Diaz, Melissa O'Neil, Mekia Cox, Lisseth Chavez, and Deric Augustine in The Rookie (2018)

Thomasina Gross

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