(written from a Production point of view)
Rosine "Ace" Hatem (born 5 August 1960; age 57) is a stuntwoman and stunt actress who appeared in two episodes of Star Trek: The Next Generation and in Star Trek: First Contact. For her work as stunt double for Marina Sirtis in "Night Terrors" she performed the wire work in front of a blue screen during second unit shots on Tuesday 22 January 1991 on Paramount Stage 13 under coordination of Dennis Madalone and for "Power Play" she is listed as Ace Haydon on the call sheet of the episode.
Hatem was born in Methuen, Massachusetts and helped her father working in the local cemetery. She took the nickname "Ace" as a fan of ice hockey player Ace Bailey. She is a trained martial artist and boxer, and took lessons from Gene LeBell. She has doubled for actresses such as Rosie O'Donnell, Roseanne Barr, and Kathy Najimy.
Among her stunt resume are films such as Mom and Dad Save the World (1992, with Teri Garr, Wallace Shawn, Dennis Madalone, Chuck Borden, George Colucci, and Ken Lesco), Beverly Hills Cop III (1994, with Jimmy Ortega, Rick Avery, Timothy Carhart, Stephen McHattie, Symba Smith, Kim Koscki, and Albie Selznick), Black Scorpion (1995, with Stephen Lee, Anita Hart, Matt Roe, and Maria R. Kelly), Sudden Death (1995),  Menno's Mind (1996, with William O. Campbell, Michael Dorn, Robert Picardo, Corbin Bernsen, and Denise Lynne Roberts), Blade (1998, with Judson Scott, Simone Boisseree, Mark Chadwick, Joyce McNeal, Marjean Holden, and Maria R. Kelly), What Dreams May Come (1998, with Rosalind Chao, Johnny Martin, and Darlene Williams), The Convent (2000, with Adrienne Barbeau, Dorenda Moore, and Elle Alexander), and Minority Report (2002, with Neal McDonough, Caroline Lagerfelt, Patrick Kilpatrick, Katy Boyer, and Justin Sundquist).
She did also stunts in television series such as Alien Nation, The Nanny, Buffy the Vampire Slayer, Roseanne, Alias (created by J.J. Abrams), 24, She Spies, Desperate Housewives (with Teri Hatcher and Brenda Strong), and Bones.
As a close friend to Spice Williams-Crosby, Hatem appeared in a number of films alongside her, including the vampire action film From Dusk Till Dawn (1996, with Fred Williamson, Anita Hart, and Tim Trella) and the horror film Plane Dead (2007, with Erick Avari, Tucker Smallwood, Shawn Crowder, Chuck Hicks, and Boni Yanagisawa). In 2004 Williams-Crosby and Hatem auditioned for a part as a boxer opposite Hilary Swank in Clint Eastwood's Academy Award winning drama Million Dollar Baby and Hatem got the part as Swank's first opponent. The film features Trek performers Lucia Rijker, Benito Martinez, Tom McCleister, Miguel Perez, Marco Rodriguez, Jude Ciccolella, Bridgett Riley, and Boni Yanagisawa.