- Grant Gustin (Barry Allen / The Flash)
- Candice Patton (Iris West-Allen)
- Danielle Panabaker (Khione)
- Danielle Nicolet (Cecile Horton)
- Kayla Compton (Allegra Garcia)
- Brandon McKnight (Chester P. Runk)
- Jon Cor (Mark Blaine / Chillblaine)
The Flash — S0E31
Episode: Christmas in a Flash
Air Date: 2015-12-11
Runtime: 4 min
Overview
Have a holly, jolly battle royale. Season 2 featurette.