Ace Ventura: Pet Detective Edit
Melissa worked as the Miami chief publicist. She and Roger Podacter were seen being shouted by their boss to find snowflake before the Super Bowl or the risk of losing their jobs. Reluctantly taking his co-worker, Martha's suggestion to hire Ace. Melissa begins by questioning her motives for suspecting a stone she found in the empty tank, which is suspected to be an AFC championship ring.
Later after Ace was able to provide proof that his friend and co-worker, Roger Podacter was killed, Melissa warms up and befriends Ace. She would go to a party with Ace, to see if a man named Ron Camp was behind her co workers death and Snow flakes disappearance. She is seen with Ron, as he trys to unsuccessfully seduce her. She and Ace leave, after Ace finds a tank containing a shark, not Snowflake, and Ace confirms he's not the person they are looking for.
Melissa informs him of a man he may have lost in his investigation, Ray Finkle, a kicker in disgrace for the Dolphins. Ace asks her why she didn't inform him of this because he had an old photo of the '84 Dolphins and he wasn't in it. Melissa explains that Finkle was a last-minute sign in as a kicker and the Dolphins redid the photo. Knowing that Finkle may be after her next after Marino, Ace asks to stay in his apartment to protect her. When asked what they should do, they proceed to have passionate sex, with Ace's pets looking at them in interest.
She is impressed that they did it 3 times, but Ace claims he must be tired, implying he has done better, and proceeds for a fourth time and more.She later helps Ace enter an insane asylum, to find Finkle's belongings. Near the climax of the first film, Melissa holds Emilio at gunpoint and orders the Miami PD to hear Ace out. Ace and her reunite in the Superbowl stadium, to give him a kiss and begin a relationship with him.
In Ace Ventura Jr.: Pet Detective, it's revealed that Melissa(played by Ann Cusack) married Ace and had Ace Jr. When she was falsely accused and arrested, Ace Jr. sought out help from his grandfather, Rex, to clear her name. Believing Melissa is innocent, they head to Dr. Sickenger whom they believe is involved in the theft with Quinton Pennington Jr. However, Rex discovers he is innocent and Sickenger helps them find the true culprit to exonerate Melissa. Ace Jr. exposes Quinton's father, Mr. Pennington, for stealing his classmates' pets and the famous animals, which they're found hidden in his home. Humiliated, he confesses that he did this to please Quinton Jr. and that he is fed up with his son's spoiled brat behavior. Melissa is exonerated and Mr. Pennington is arrested for his crimes.
After Ace Jr. is rewarded for his efforts, Melissa finally divulges the truth in what happened to his father, Ace. After rescuing endangered animals, he was on his way back in transporting them to a wildlife reserve when the plane disappeared over the Bermuda Triangle. Since then, he hasn't been seen and heard from.
Conquest Appeal Edit
Melissa in the movies shows a straight gal attitude that attracts Ace. She is shown to be very attractive in looks, and has a smart and kind personality. She herself develops an attraction to him, as she has sex with him in his apartment, which she is impressed with. She is shown to be one of the only people Ace had grown a full attraction and feelings towards, as he would only use other women for sex and other personal things before.