Nathan Fillion Richard Castle Actor Stana Katic NYPD Captain Kate Beckett Actor Susan Sullivan Martha Rodgers Actor Jon Huertas NYPD Detective Javier Esposito Actor Tamala Jones Lanie Parish Actor Seamus Dever NYPD Detective Kevin Ryan Actor Molly C. Quinn Alexis Castle Actor Ruben Santiago-Hudson Captain Roy Montgomery Actor Bailey Chase Will Sorenson Guest Star Judy Reyes Theresa Candela Guest Star Julian Acosta Alfred Candela Guest Star Francis Capra Juan Restrepo Guest Star Todd Waring Dave Ellers Guest Star Jeannette Sousa Lucia Gomez Guest Star Jacqueline Torres Nina Mendola Guest Star Andrew W. Marlowe Executive Producer Armyan Bernstein Executive Producer Barry Schindel Executive Producer Rob Bowman Executive Producer Laurie Zaks Executive Producer Elizabeth Davis Writer John Terlesky Director