Dreamcatcher

Dreamcatcher

Available on Disney+, Hulu
S5 E5: In Camelot, as Mary Margaret and David attempt to retrieve the Dark One dagger, Emma uses a dreamcatcher to look into the past to see how Merlin was transformed into a tree. Together, Emma and Regina figure out the critical ingredient they must acquire to free Merlin, but it's a race against Arthur, who does not want Merlin released.
Starring Amy Manson, Elliot Knight, Liam Garrigan