Tom Selleck, Catherine O'Hara and Martin Mull have signed on to star in Robert Luketic's upcoming comedy "Five Killers."

Kutcher stars as a hitman who decides to quit killing business when he falls in love with the woman of his dreams (Heigl). Years later, however, he finds out somebody out there has been hired to kill him.

Luketic, whose credits include "21" and "Legally Blonde," is directing Bob DeRosa's original script, which Ted Griffin revised.

According to the Hollywood Reporter, Selleck and O'Hara will play Heigl's parents. Mull is on board to play Kutcher's handler.

Selleck recently starred in "Las Vegas" and "Jesse Stone: Thin Ice." Of course, he's best known for his role as Thomas Sullivan Magnum, IV on "Magnum, P.I."

As for O'Hara, her recent credits include "Penelope" and "For Your Consideration." Mull appeared on "Sabrina, the Teenage Witch" and "Roseanne."

Katherine Heigl has officially boarded Robert Luketic's upcoming thriller "Five Killers" for Lionsgate.

According to Variety, the story starts with a woman meeting the man of her dreams while on vacation. Sparkling romance, however, quickly vanishes when they find out their neighbors may have been hired to kill them.

Ashton Kutcher is also on board. Lionsgate picked up a first draft by Bob DeRosa, with Ted Griffin on board to rewrite the project.

Luketic last directed “21” and most recently wrapped filming for his upcoming comedy “The Ugly Truth,” which also stars Heigl in the female lead.

Heigl's big-screen efforts also include "27 Dresses" and "Knocked Up." Kutcher was last seen in "What Happens in Vegas."

Ashton Kutcher goes all sporty and "Freaky Friday" on us.

The actor is in talks to star in Paramount's upcoming sports comedy "Traded," according to Variety.

The story follows a popular NFL quarterback who magically trades bodies with a 12-year-old middle school geek.

Um, how many times has this been done before? Anyway, David Stem and David Weiss, whose credits include "Daddy Day Camp" and "Are We There Yet?," wrote the screenplay.

Kutcher most recently starred alongside Cameron Diaz in "What Happens in Vegas." He also has a bunch of other projects in development, including ""Five Killers," "Like Father" and "American Neurotic."

Ashton Kutcher is set to star in Sony Pictures' upcoming romantic comedy "American Neurotic" according to Cinema Blend.

Although not much is known about the film at this stage, Kutcher is expected to play a womanizer who tells his psychiatrist all about this commitment problems.

Soon after, however, he meets his dream girl, who also happens to be his psych's daughter. And of course, that's where all the troubles start.

I don't know about you, but don't you think this sounds just like "Prime," the movie with Uma Thurman and Meryl Streep?

Anyway, Kutcher last starred in the mediocre comedy "What Happens in Vegas." The actor also recently signed on to star in Robert Luketic's upcoming action comedy "Five Killers."

Ashton Kutcher is all set to star in Robert Luketic’s upcoming action comedy “Five Killers” for Lionsgate.

According to Variety, Kutcher will play a former hit man who struggles for survival after he finds out someone from his past has hired a bunch of killers to finish him off.

Lionsgate picked up a first draft by Bob DeRosa, with Ted Griffin on board to rewrite the project.

Luketic last directed “21” and most recently wrapped filming for his upcoming Katherine Heigl vehicle “The Ugly Truth.”

As for Kutcher, he most recently starred opposite Cameron Diaz in “What Happens in Vegas.” The actor has two flicks in post-production: “Personal Effects” and “Spread.”

Final word: Luketic has the ability to make entertaining flicks, and Kutcher can be funny at times. Let’s hope they’ll both do their best on this project.