Actresses join spy thriller "The Double"

Canadian actress Stana Katic smiles as she arrives on the red carpet at the 82nd Academy Awards in Hollywood, March 7, 2010.

LOS ANGELES (Hollywood Reporter) - "Castle" star Stana Katic and Odette Yustman have joined the cast of "The Double," a spy thriller headlines by Richard Gere and Topher Grace.

Gere plays a retired CIA operative who partners with a young FBI agent (Grace) to track down the killer of a senator.

Katic plays a feisty Russian prostitute who fiercely protects key information. Yustman plays the wife of Grace's character, a strong woman who raises a family while coping with her husband's career.

Katic, whose feature credits include "The Spirit" and "Quantum of Solace," is best known for playing detective Kate Beckett opposite Nathan Fillion in ABC's "Castle." Yustman's credits include the monster movie "Cloverfield," and the upcoming Disney comedy "You Again," starring Kristen Bell and Sigourney Weaver.

"The Double" marks the directorial debut of scribe Michael Brandt, who wrote the script with Derek Haas. Production begins June 21 in Detroit.