'Castle' taps 'The Neighbors' alum as new series regular

Toks Olagundoye has joined the cast of Castle as a new series regular, EW has learned.

The Neighbors alum will play Hayley Vargas, a quick-witted, free-spirited former Scotland Yard police officer who works as a security specialist and is not afraid to cross lines to get things done.

Olagundoye’s casting comes amid big changes over at Castle in its eighth season. In addition to Penny Johnson Jerald not returning, the show has added two new co-showrunners, Terence Paul Winter and Alexi Hawley.

Castle returns Monday, Sept. 21 at 10 p.m. ET on ABC.