Fair rating?Supernatural· Season 10 · Episode 23
Brother's Keeper
Dean makes a shocking decision regarding the Mark of Cain that would change not only his life, but Sam's too. Meanwhile, Crowley and Rowena face off and Castiel gets caught in the middle.
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#1In Season 10of 23 rated episodes
#86All-timeof 327 rated episodes
+1.0vs season avgSeason 10 averages 7.0
2015First airedMay 20, 2015
Guest stars
Ruth Connellas Rowena MacLeod
Julian Richingsas Death
Darren Mannas JJ McKinley
Robert Moloneyas Rudy
Emilija Baranacas Crystal Thorrson
Roger Haskettas Joe McKinley
Fiona Hoganas Mrs. Thorsson
George Klimovichas Young Oskar
Jeffrey CR Wallaceas ReggieCrew
Phil SgricciaDirector
Jeremy CarverWriter