Career
Jenney began her acting career in 1979 with the film Impostors. Several roles followed throughout the eighties, appearing in the 1986 comedy The Whoopee Boys, the award-winning Peggy Sue Got Married, with Kathleen Turner and Nicolas Cage. She appeared as "Iris" in the Oscar-winning film Rain Manitoba, starring Dustin Hoffman and Tom Cruise.
Jenney played the role of "Anne Loomis" in the Joe Dante comedy Matinee, with John Goodman and Cathy Moriarty.
During the nineties, she appeared in much smaller roles including Mr. Jones, with Richard Gere, Leaving Las Vegas, with Nicolas Cage and Elisabeth Shue and Grace of My Heart.
In 1997, she had a supporting role in the Tom Holland"s horror film Thinner, which was based in the book by Stephen King. She also starred as medical officer Lieutenant Blondell in G.I. Jane, with Demi Moore, Mad City, with Dustin Hoffman and John Travolta, Desert Blue, with Kate Hudson and Christina Ricci, Practical Magic, with Sandra Bullock and Nicole Kidman and The Deep End of the Ocean, which starred Michelle Pfeiffer and was based on the book by Jacquelyn Mitchard.
In 2000, Jenney portrayed the role of "Helen O"Donnell" in Thirteen Days, she appeared in romantic drama Crazy/Beautiful, with Kirsten Dunst and the The Mothman Prophecies, starring Richard Gere.
Jenney"s has appeared in other roles in South.W.A.T., American Violet and Rogue River. In 2009, she made a cameo appearance in The Hangover. Jenney has had successful career in television
Several of her television credits include guest roles in Miami Vice, The Practice, Judging Amy, The West Wing, 24, Law & Order, its spin-offs Law & Order: Criminal Intent and Law & Order: Los Angeles, Crossing Jordan, Six Feet Under, House, Computer Society of India: Crime Scene Investigation, Emergency and Monk, and portrayed Admiral Adama"s wife, Carolanne on Battlestar Galactica, in the episode "A Day in the Life".
Jenney has appeared in many television films throughout her career. Her first was Out of the Darkness, with Martin Sheen.