Marc Blucas is suiting up for 20th Century Fox's "Starship Dave," starring Eddie Murphy and directed by Brian Robbins. Blucas will play Elizabeth Banks' neighbor, who is smitten by her and sidetracked by Murphy's curiously entertaining character, a spaceship in the form of a human. Blucas next stars opposite Emily Blunt in Sony Classics' "Jane Austen Book Club" as well as Gideon Raff's indie film "The Killing Floor." Blucas is repped by Endeavor, Industry and Hansen, Jacobson, Teller. … Alicia Coppola and Joel Gretsch have booked roles in the Walt Disney Co.'s "National Treasure: Book of Secrets." Coppola will play an FBI agent who works with Harvey Keitel's character Sadusky, while Gretsch will play a distant relative of Nicolas Cage's character who is somehow connected to the movie's central mystery. Coppola, who can be seen on CBS' "Jericho," is repped by APA and Shelter Entertainment. Gretsch, repped by Mosaic, is one of the stars of USA Network's "The 4400." … John Hensley and Maya Hazen have been cast in "Shutter," a supernatural thriller from 20th Century Fox and Regency. Hensley will play the former roommate of Joshua Jackson's photographer character, while Hazen is Jackson's hip and attractive assistant. Hensley recently starred in "Teeth," the much-buzzed-about Sundance Film Festival title, and appears on FX's "Nip/Tuck." He is repped by Gersh and Vincent Cirrincione. Hazen recently finished work as a lead in the indie feature "Shrooms" and recurs on Noggin's "Beyond the Break." Her credits include ABC's "Brothers & Sisters" and HBO's "The Comeback." Hazen is represented by Pakula King & Associates and Adam Griffin at Kritzer/Levine/Wilkins Entertainment. … Rey Gallegos is arming himself for "John Rambo," the fourth installment of the Rambo movie series being directed by Sylvester Stallone from his own script. Gallegos will play a member of a mercenary team. Shooting is under way in Thailand. Gallegos appears in "Spider-Man 3." His credits include "Bad Boys 2" and "American Wedding" and appearances on "CSI: Miami," "CSI: NY" and "Monk." He is repped by GVA Talent. … Erin Carufel has lined up a role in Sony Pictures/Lakeshore Entertainment's "Untraceable," starring Diane Lane and Colin Hanks. Gregory Hoblit directs the thriller in which the FBI hunts down a serial killer who murders his victims live on the Internet. Carufel plays the love interest of Hanks' character. Carufel's credits include "Scrubs," "CSI: Miami" and "Without a Trace." She is repped by Mack Muse Entertainment.