CW Episode Titles & Air Dates - Various Shows + April 2015 Calendar

Supernatural
10.16 Paint It Black - 25 March 2015

The Flash
1.17 Tricksters - 31 March 2015

Hart of Dixie
4.09 End of Days - 20 March 2015
4.10 Bluebell (Season finale) - 27 March 2015

Source:

SpoilerTV