She is married to another close Fumo ally, Mitchell Rubin, chairman of the Pennsylvania Turnpike Commission.
* Assistant U.S. Attorney Bob Zauzmer - Co-prosecutor. He led the City Hall pay-to-play corruption case in which he won conviction in 2005 of former city treasurer Corey Kemp, now serving a 10-year prison term. He also successfully prosecuted former U.S. Rep. Edward Mezvinsky in 2002 on fraud charges.
* Assistant U.S. Attorney John Pease - Co-prosecutor. He won a conviction last year against former Independence Seaport Museum president John S. Carter on fraud and tax charges. Carter is serving a 15-year prison term.
* Dennis J. Cogan - Fumo's attorney. He's a former assistant district attorney, whom Philadelphia magazine once described as a "tenacious courtroom fighter with an instinct for the jugular."
* Edwin J. Jacobs Jr. - Arnao's attorney. Twice represented Philadelphia mob boss Joey "Skinny Joey" Merlino, winning an acquittal for Merlino in federal court in New Jersey in 2004 on conspiracy and murder charges.
* U.S. District Judge Ronald L. Buckwalter - Former district attorney and Common Pleas judge in Lancaster, appointed to the federal bench in 1989 by President George H. W. Bush.
* Christian Marrone - Fumo's son-in-law and former legislative aide, he is expected to be an early and key witness.
* Howard Cain - Longtime Fumo political consultant.
* Leonard Luchko and Mark Eister - Former computer aides to Fumo, initially charged with him, but pleaded guilty and cooperated with the prosecution.
* Private eye Frank Wallace - The indictment alleges that Fumo used state money to pay Wallace to spy on his ex-wife and former girlfriends.
* Dorothy Egrie-Wilcox - Former Fumo girlfriend.
* Gov. Rendell - One of a number of prominent leaders who could be called to testify to Fumo's good works.
* U.S. Reps. Bob Brady and Chaka Fattah - Longtime political leaders in Philadelphia who've worked with Fumo.
* Also on Fumo's witness list:Former Mayor W. Wilson Goode, two former state Supreme Court justices, a former federal magistrate and several current Philadelphia judges.