Biography

Mason Cook's a film and television actor. He wrapped a 3-season run as Ray DiMeo on ABC's award-winning Speechless (2016) and in 2016 can can be seen in the critically-acclaimed, GLAAD nominated, Hulu original film, Plan B (2021).

In 2015, Mason nominated for a daytime Emmy award for Outstanding Performer in a Children's Series, for his guest lead role in the Emmy award-winning children's series, R.L. Stine's the Haunting Hour (2010). Also in 2015, he was seen in the lead role of Bart Sheffield in the Lifetime television production of If There Be Thorns (2015), the made-for-TV adaptation of the third installment in the Flowers in The Attic book series, along with his regular role as Aiden Odumon Legends (2014).

Mason made his TV debut as Casey, a cardiac asthmatic patient, on Grey's Anatomy (2005) at the age of nine. His television appearances have included recurring roles on The Goldbergs (2013), The Middle (2009), and Raising Hope (2010), and guest appearances on The Night Shift (2014), Desperate Housewives (2004), Criminal Minds (2005), and Monday Mornings (2013). He landed the lead of Eddie Munster in Mockingbird Lane (2012), an updated take of the 60s TV classic, The Munsters (1964). Mason's also appeared in feature films, most notably Spy Kids 4: All the Time in the World (2011), The Lone Ranger (2013), and The Incredible Burt Wonderstone (2013).

Mason's a celebrity ambassador for the Elizabeth Glaser Pediatric AIDS Foundation.
- IMDb mini biography by: Updated, U.N. Owen

Lilly, Lane and Georgia are his siblings. Georgia is an actress and Lilly is a model.

One of his paternal four times great-grandfathers was John A. Roebling, the famous Prussian-born engineer who designed the Brooklyn Bridge.

He has a dog named Baxter.

His maternal great-great-great-grandfather, Simon Pollard Hughes, Jr., was governor of Arkansas (between 1885 and 1889).