Allison Ritchie is a character in the 2004 film "The Big Bounce." She is portrayed by actress Bebe Neuwirth.

Allison is a beautiful and seductive young woman who is romantically involved with Ray Ritchie (Gary Sinise), a wealthy businessman who hires the film's protagonist, Jack Ryan (Owen Wilson), to work on a construction crew. Allison is a manipulative and unpredictable character who uses her sexuality to control the men around her.

Throughout the film, Allison becomes increasingly involved in the criminal activity taking place in Hawaii, where the film is set. She is revealed to be working with Judge Walter Crewes (Morgan Freeman), one of the film's primary antagonists, and is a key player in the scheme to steal a large sum of money.

Allison's motivations are not entirely clear, but it is suggested that she is driven by a desire for power and excitement. She is also depicted as a victim of the men in her life, particularly Ray, who is emotionally and physically abusive towards her. Despite her questionable actions, Allison remains an intriguing and complex character in "The Big Bounce."