Callison 2009-ben kezdett el szerepelni a Diary of a Single Mom című sorozatban. Majd olyan filmekben kölcsönözte a hangját, mint a [[Mr. Peabody és Sherman kalandjai]],<ref name="http://www.com">{{cite web| url = http://www.comingsoon.net/news/movienews.php?id=112739 | title = Mr. Peabody & Sherman Share Christmas Tidings on a New Poster - ComingSoon.net | accessdate = 2014-01-28 }}</ref>, a [[Szél támad]],<ref name="http://www.gotham-news.com">{{cite web| url = http://www.gotham-news.com/news/2013/12/18/joseph-gordon-levitt-emily-blunt-stanley-tucci-werner-herzog-join-the-english-langua | title = Joseph Gordon-Levitt, Emily Blunt, Stanley Tucci & Werner Herzog Lead the English-Language Voice Cast of THE WIND RISES - Gotham News | accessdate = 2014-01-28 }}</ref>, a [[Superman/Shazam – Black Adam visszatér]] visszatér és [[Az Igazság Ligája: Háború]]. <ref>{{Cite web|last=Harvey|first=James|url=http://www.worldsfinestonline.com/2010/10/main-cast-crew-details-for-supermanshazam-the-return-of-black-adam/|title=Main Cast, Crew Details For "Superman/Shazam: The Return of Black Adam"|publisher=worldsfinestonline.com|date=October 29, 2010|accessdate=March 2, 2014}}</ref><ref name="http://www.galacticnewsone.com">{{cite web| url = http://www.galacticnewsone.com/2013/10/justice-league-war-animation-and-first.html | title = Justice League: War Animation And First Look ~ Galactic News One - Home Of The Latest Entertainment News | accessdate = 2014-01-28 }}</ref>
