McCaslin will make her debut on the Thunder's preseason lone telecast against Dallas at 7 p.m. Wednesday in Wichita, Kan.
Also added to the Thunder broadcast team for the 2012-13 season is Naismith Memorial Basketball Hall of Famer Nancy Lieberman, who will serve as in-studio analyst. Lieberman will join FSOK anchors to provide pregame, halftime and postgame analysis.
Returning to the Thunder broadcast team are TV play-by-play announcer Brian Davis and analyst Grant Long and radio announcer Matt Pinto.
FSOK's broadcasts of 70 Thunder games during the 2012-13 regular season can be seen on cable and satellite outlets throughout Oklahoma and portions of Kansas and Arkansas, reaching up to 1.7 million viewers.