Aaron Phypers accuses Denise Richards of a secret affair with Special Forces instructor Rudy Reyes amid a messy divorce battle.

She flies Rudy to private hotels under the guise of ‘work trips,'” Phypers claimed in an explosive letter obtained by Page Six.

Aaron Phypers has accused his estranged wife, Denise Richard of having an affair with someone after he filed for divorce July 7. As per Phypers the person she cheated him with was Special

Phypers accuses Denise Richards of a six-month affair with Special Forces instructor Rudy Reyes, citing infidelity.

Denise Richards' estranged husband Aaron Phypers, whom she accused of physical abuse, claimed that the actress was cheating on him with another man, and also made his own accusations of abuse, in an interview with TMZ.

Aaron Phypers releases a letter alleging estranged wife Denise Richards is an addict and having an affair. She got a restraining order against him last week.

Phypers filed to divorce Richards on July 7, citing “irreconcilable differences” as the reason for their split.

Denise Richards has accused her estranged husband Aaron Phypers of domestic violence throughout their marriage. She was granted a temporary restraining order days after Phypers filed for divorce.

"Mr. Phypers has continued to harass Ms. Richards since being served with the Temporary Restraining Order," her lawyer claimed amid their divorce.