<P> Catherine Chandler witnessed her mother's murder and was almost killed herself until someone--or something--saved her . Nine years later, now working as a detective for the NYPD, a case leads her to Vincent Keller, an ex-soldier believed to have been killed in action during military service, who is actually alive . As Catherine comes to know him, she finds out more about her mother's murder and about who--and what--Vincent really is . </P> <Ul> <Li> Kristin Kreuk as Catherine Chandler </Li> <Li> Jay Ryan as Vincent Keller </Li> <Li> Austin Basis as J.T. Forbes </Li> <Li> Nina Lisandrello as Tess Vargas </Li> <Li> Nicole Gale Anderson as Heather Chandler (recurring, seasons 1--2; main, seasons 3--4) </Li> <Li> Sendhil Ramamurthy as Gabriel Lowen (seasons 1--2) </Li> <Li> Brian White as Joe Bishop (season 1) </Li> <Li> Max Brown as Evan Marks (main, season 1; guest, season 4) </Li> <Li> Amber Skye Noyes as Tori Windsor (season 2) </Li> <Li> Michael Roark as Kyle Johnson (season 4) </Li> </Ul> <Li> Kristin Kreuk as Catherine Chandler </Li> <Li> Jay Ryan as Vincent Keller </Li>

Who plays cat on beauty and the beast