Mason Mahay Details Cast On MovieCast On TV Name Mason Mahay Also Known As Birthday Gender Male Place of Birth As: Oliver2016-11-24If You Give a Mouse ... As: Ezekiel2017-09-01Valley of Bones... As: Derry Harper2018-02-01Behind the Walls... As: Unknown2020-01-16She's In Portland... As: Oliver (voice)2015-11-05If You Give a Mouse ... As: Knight in Shining Ar2011-12-02Austin & Ally...