Leigh Hennessy Leigh Hennessy Robson is a stuntwoman and stunt coordinator who appeared as an alien colonist in the second season episode for which she filmed her scenes in end - on location in Ventura County , California . Sports . Born in Lafayette , Louisiana , Hennessy attended the University of Louisiana at Lafayette where she graduated with an MA in Communication . Hennessy was taught the use of a trampoline and other sport activities like riding a motorcycle by her father , , the United States trampolining team coach between 1964 and 1980 . She became a professional athlete and won her first world title at the age of 14 at the World Age - Group Championships . In 1974 , she was a member of the first U . S . trampoline team to compete in the Soviet Union . In 1978 , Hennessy was the first athlete to win all three trampoline events at a national championships and earned a place in the for winning the most US national championships for women . Also in 1978 , she was named the Southern AAU Athlete of the Year . That same year at the World Championships , she set the world record score for women ' s double mini - tramp , which stood until 1992 . The International Trampoline Federation honored her in 1982 for her lifetime achievements , and she is also a member of World Acrobatics Society Hall of Fame . Beside her career in sports , Hennessy taught special education at junior high school and worked for congressman in Washington , DC before she moved to Los Angeles to pursue a career in the entertainment industry . In August 2007 , Hennessy was inducted into the USA Gymnastics Hall of Fame . Her father was already a member , and they are the first father and daughter ever to be inducted . In 2008 , Hennessy married Mark Robson and the following year the couple moved to New Orleans , where she started to teach trampoline classes and working as sports commentator for the Federation of International Gymnastics beside working as stunt coordinator , author , and photographer . Stunts . Film . Hennessy ' s first job in the entertainment industry was a modeling job for Ralph Lauren Polo Sportswear , photographed by Bruce Weber . She also appeared as trampoline performer in other commercials such as for Volvo , Qualiflyer , Alamo , Hyundai , Toyota Prius , Coors Lite , and McDonalds . She trained stunts under Bob Ore and Bob Yerkes and made her first feature film stunt in 1995 , when she doubled ' s falls for stunt coordinator Ken Bates in the action comedy " Bad Boys " . In 1997 she received recognition when she shaved her head and doubled falls , fights , and jumps for in ' s action drama " G . I . Jane " . She then doubled in the science fiction drama " Deep Impact " ( 1998 , with James Cromwell , Mark Moses , and Denise Crosby ) , in the horror thriller " The Rage : Carrie 2 " ( 1999 , starring Emily Bergl ) , in the comic adaptation " Inspector Gadget " ( 1999 , with Andy Dick , Rene Auberjonois , and Darlene Ava Williams ) , in the crime comedy " Teaching Mrs . Tingle " ( 1999 , working with Diana R . Lupo , Eileen Weisinger , and Pat Romano ) , and in the comedy " The Adventures of Rocky & Bullwinkle " ( 2000 ) . Stunt acting parts include the action film " The 13th Warrior " ( 1999 , with Neil Maffin , Erick Avari , and Lynn Salvatori ) , the mystery thriller " What Lies Beneath " ( 2000 ) , the science fiction drama " Artificial Intelligence : AI " ( 2001 ) , ' s science fiction remake " Planet of the Apes " ( 2001 ) , Jonathan Frakes ' science fiction adventure " Clockstoppers " ( 2002 , with Ken Jenkins , Gina Hecht , Billy Mayo , and Jenette Goldstein ) , and the fantasy adventure " The Scorpion King " ( 2002 , starring Dwayne Johnson ) . In 2000 and 2003 , Hennessy worked as stunt double for actress in the film adaptation " Charlie ' s Angels " and its sequel " Charlie ' s Angels : Full Throttle " . For the first film , Hennessy and fellow stunt doubles Lisa Hoyle and Nancy Thurston were coordinated by Vic and Andy Armstrong jumping off a building in downtown L . A . , 92 feet . It was the highest group high fall for stuntwomen in Hollywood history . This fall was later cut from the final film . Hennessy is citing the work as stunt double for Jennifer Tung in the 2002 action comedy " Kung Pow : Enter the Fist " as one of her funniest moments at work . In 2007 , she received a Taurus World Stunt Award nomination in the category Best Specialty Stunt for her work as drowning victim Sharon in the action drama " The Guardian " , which she shared with Tanner Gill . Further stunt work includes the comedy " Surviving Christmas " ( 2004 ) and the action drama " Poseidon " ( 2006 ) , working on both for stunt coordinator Doug Coleman , as stunt double for Courtney Ford on the science fiction thriller " Alien Raiders " ( 2008 , with Ken Clark and Brandon Molale ) , for Marin Hinkle on the thriller " The Haunting of Molly Hartley " ( 2008 , with Ron Canada and Jamie McShane ) , for Brittany Curran on the comedy " Legally Blondes " ( 2009 , with Nicole Randall ) , and for in the horror thriller " Mirrors 2 " ( 2010 , with Wayne Péré and Trace Cheramie ) . Working as stunt coordinator , Hennessy coordinated the stunt and action sequences for the horror comedy " Slaughterhouse of the Rising Sun " ( 2005 , co - produced by Kathy McCurdy ) , the television comedy " Revenge of the Bridesmaids " ( 2010 , with Donna Duplantier ) , the horror film " Monsterwolf " ( 2010 , with Robert Picardo and Earl Maddox ) , the thriller " The Somnambulist " ( 2010 ) on which she also doubled actress , the horror film " Scream of the Banshee " ( 2011 ) on which she also doubled , the horror film " Maskerade " ( 2011 , with Michael Berryman , Joe Chrest , Earl Maddox , and Jonathan Breck ) , and the horror film " Swamp Shark " ( 2011 , with Jeff Chase ) . Hennessy worked as stunt performer on the comic adaptation " Green Lantern " ( 2011 ) , the crime comedy " Bending the Rules " ( 2012 , with Tanner Gill , Wayne Péré , Jeff Chase , and Rex Reddick ) , the reboot " 21 Jump Street " ( 2012 ) , the horror thriller " The Haunting in Connecticut 2 : Ghosts of Georgia " ( 2013 ) , the comedy sequel " Scary Movie 5 " ( 2015 , with Chris Antonucci , Eddie Braun , Clint Lilley , Sidney S . Liufau , Kurt D . Lott , and Caryn Mower , and stunt coordination by Monty Cox ) , the fantasy drama " Beautiful Creatures " ( 2013 ) , the comedy " This Is the End " ( 2013 ) , the sequel " Dawn of the Planet of the Apes " ( 2014 ) , the science fiction thriller " Left Behind " ( 2014 , with Hunter Baxley , Jay Caputo , and Dorenda Moore ) , and the horror thriller " Starve " ( 2014 , with Bobby C . King ) . Following a knee replacement surgery in April 2014 , Hennessy went back to work . More recent projects as stunt performer are the horror thriller " The Culling " ( 2015 , with Alice Ford ) , the action comedy " Hot Pursuit " ( 2015 , with stunts by Trace Cheramie , Monty Cox , and Tony Donno ) , the horror film " The Storyteller " ( 2015 , with Dina Meyer , Michael Berryman , Francis Guinan , Kim Darby , and Cassandra McCormick , coordinated by Peewee Piemonte ) , the science fiction drama " Midnight Special " ( 2016 , with Kirsten Dunst , Wayne Péré , Hunter Baxley , Jeremy Fry , and Eddie Matthews ) , and the science fiction thriller " Geostorm " ( 2017 , with Corey Mendell Parker , produced by Skydance Productions ' David Ellison , Dana Goldberg , and Paul Schwake , and stunts by Hunter Baxley , Trace Cheramie , Tim Connolly , Charles Croughwell , Eddie Matthews , Michael Papajohn , and Kevin Reid ) . Television . Hennessy doubled actress Demi Moore for a Center Service commercial again after their work on " G . I . Jane " . She also doubled Sabine Ehrenburg in a Hanes Her Way commercial and in two Sprint commercials , doing wire work . She worked as stunt double on the daily soaps " Passions " and " Sunset Beach " for coordinator J . Mark Donaldson , doubled actress Natalia Cigliuti in the short - lived series " Pacific Palisades " ( 1997 , with semi - regulars Joan Collins and Daphne Ashbrook ) , and performed stunts in " Unsolved Mysteries " , " Grosse Pointe " ( 2000 ) , and " Hard Time " ( coordinated by John Alden ) . Henessy worked for Jeff Pruitt on three episodes of " Buffy , the Vampire Slayer " , playing a vampire and doubling guest actress Robia LaMorte . She also worked for Bob Bralver as stunt double for on " Diagnosis Murder " ( 1998 ) , for Eric Norris as stunt double for Lydia Look on " Walker , Texas Ranger " ( 2000 , with Cary - Hiroyuki Tagawa , Lauro Chartrand , Lin Oeding , and Karen Sheperd ) , and for Jeff Cadiente and Joni Avery as stunt double for Natalie Raitano and Karen Kim on several episodes of " VIP " . Prior to her appearance on " Enterprise " , Hennessy worked as stunt actress for Ben Scott on " The Chronicle " ( 2001 , with Shawn Lane ) . She worked again for Ben Scott as stunt double for Rachael Griffiths in " Six Feet Under " ( 2003 , with Amanda Carlin ) and on the unpicked television pilot " DeMarco Affairs " ( 2004 , with Laurence Rosenthal ) . In 2006 , she was directed by Terrence O ' Hara for the " CSI : Crime Scene Investigation " episode " Daddy ' s Little Girl " in which she played the stunt character Silvia Mullens . This episode also featured Wallace Langham , Liz Vassey , and Nancy Youngblut . Hennessy previously worked for Jon Epstein on " CSI " , doubling lead actress . Other television stunt work includes " The Wayne Brady Show " , " Cold Case " , " Crossing Jordan " , " The Shield " , as stunt double for Isabella Hoffman in " Point Pleasant " , for Beth Grant in " Jericho " , for Sarah Shahi in " Life " ( 2007 , with David Kagen and Gregg Sargeant and coordinated by Manny Perry ) , and for Karina Logue in " True Blood " ( 2008 , with Lorin McCraley , Phil Culotta , Kevin Reid , Randy Oglesby , John Billingsley , Randy Hall , Eurlyne Epper , and working again for stunt coordinator Ben Scott ) . In 2010 , Hennessy was one of the judges for the reality sport program " MTV ' s Ultimate Parkour Challenge " . This program was created and executive produced by Victor Bevine . More recently , Hennessy performed utility stunts for Jeff Wolfe in " Revolution " ( starring Billy Burke and Stephen Collins ) and played a " Tupperware Lady " and doubled in the third season of " American Horror Story " .