David Weinstock, formerly senior VP-director of design at Campbell Mithun, has joined New York's Crossroads Television as a creative director. ... Animation director Jan Carlee, formerly of Blue Sky Studios, has signed with San Franciso's Wild Brain. ... Peter Morgan Blitzer, formerly of GNYC, has joined New York production company All Day Buffet as executive producer. ... David Griffith, formerly of Y&R/Irvine, has joined McKinney + Silver in Raleigh, N.C., as associate director of account planning. ... Christopher Farrell, formerly a group creative director at Rapp Collins, has been named director of creative services at Vertis' Zoom180 studio in Dallas.