Actress Tina Majorino of Veronica Mars, Big Love and Napoleon Dynamite fame will guest star in a small but key role in an upcoming episode of Bones, TV Guide reports.

In the penultimate episode of the season, Majorino will play Special Agent Genny Shaw, who will assist Booth (David Boreanaz) in his search for the vigilante sniper.

However, her inexperience will quickly become apparent when her cover is blown by Jacob Broadsky (Arnold Vosloo), putting both Shaw and Booth in the crosshairs.

Majorino's episode, titled "The Hole in the Heart," airs May 12.

Tina Majorino is coming to Bones, but will her character be killed as soon as she arrives? It seems like the sniper is overdue to claim another victim close to the team ...

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.