Season 3, Episode 14: A woman is made over to look like Jennifer Garner.

This episode marks Jennifer Garner's directorial debut -- The mysterious man (Joel Grey, Broadway's "Wicked," "Cabaret") who has been impersonating Sloane resurfaces, and this time he's hot on the trail of Rambaldi. Meanwhile, shocking revelations about the real Sloane are brought to light, causing everyone to further question his true intentions. Amy Irving ("Traffic," "Yentl") guest stars as Emily Sloane.

Season 1, Episode 21: Rockford's (James Garner) uncanny knowledge of fashion models' quirks leads to the solution of a homicide. Guest star: Hector Elizondo.

JENNIFER GARNER and MARK RUFFALO star in 13 GOING ON 30, a flash-forward romantic comedy about a pre-teen girl who goes from geek to glamorous.

Gray Wheeler just lost everything. But it could be the best thing that ever happened to her. After the death of her fianc, Gray (Jennifer Garner) moves in with her late love's best friends. While Sam (Kevin Smith) and Dennis (Sam Jaeger) do their best to cheer Gray up, Fritz (Timothy Olyphant) doesn't seem to care. Once Gray breaks through Fritz's defenses, however, she finally sees why her fianc thought so highly of him. As they spend more time together, Gray learns that her chances for love have not died out with her fianc. But when some surprise guests show up on their doorstep, it'll take the love of all of her new friends to help Gray learn that life may be messy, but love is messier.

A woman is made over to look like Jennifer Garner. Check out the final reveal here.

A woman is made over to look like Jennifer Garner. Check out how they do it here.

A woman is made over to look like Jennifer Garner. Check out what she looked like before our experts got a hold of her.

Actress Jennifer Garner discusses her television show, Alias, and the rejuvenating effects she has on Jon.

Despite her glamourous looks, Jennifer Garner still considers herself a "happy nerd."