▁also ▁had ▁two ▁" nit p icks " ▁that ▁arose ▁with ▁the ▁plot ; ▁the ▁G uns ling er ▁could ▁just ▁walk ▁into ▁the ▁town ▁and ▁take ▁J ex ▁away , ▁or ▁the ▁Doctor ▁could ▁take ▁J ex ▁away ▁in ▁the ▁T ARD IS . ▁Dave ▁G older ▁of ▁the ▁magazine ▁label led ▁" A ▁Town ▁Cal led ▁Mer cy " ▁as ▁a ▁" dis app oint ing " ▁science ▁fiction ▁Western ▁episode , ▁writing , ▁" There ▁are ▁some ▁great ▁things ▁about ▁this ▁episode ▁... ▁But ▁in ▁a ▁show ▁that ▁usually ▁has ▁a ▁lot ▁of ▁fun ▁rein vent ing ▁TV ▁trop es , ▁too ▁much ▁of ▁" A ▁Town ▁Cal led ▁Mer cy " ▁feels ▁a ▁bit ▁been - there , ▁done ▁that ." ▁Patrick ▁Mul kern ▁of ▁Radio ▁Times ▁was ▁more ▁critical , ▁writing ▁that ▁he ▁did ▁not ▁" bel ieve " ▁or ▁" fe el " ▁it . ▁He ▁felt ▁that ▁Western s ▁and ▁Doctor ▁Who ▁were ▁two ▁things ▁that ▁" ne ver ▁quite ▁gel led " ▁and ▁also ▁critic ised ▁the ▁" l angu orous ▁pace " ▁the ▁fact ▁that ▁R ory ▁had ▁little ▁to ▁do . ▁However , ▁he ▁did ▁pra ise ▁the ▁" g orge ous " ▁set ▁and ▁the ▁" cle ver ly ▁constructed ▁a ▁mor ality ▁play ". ▁ ▁References ▁ ▁External ▁links ▁ ▁Category : 2 0 1 2 ▁British ▁television ▁episodes ▁Category : E le vent h ▁Doctor ▁episodes ▁Category : S cience ▁fiction ▁Western s ▁Category : Fil ms ▁with ▁screen plays