The musical, with music and lyrics by Tom Jones and a book by Harvey Schmidt, tells the story of Michael and Agnes and their 50 years of marriage.

Directed by Alan Souz, performances of I Do! I Do! will continue through Aug. 11.

Gaines' Broadway credits include The Phantom of the Opera, Whistle Down the Wind, Camelot, Hello, Dolly! and The Best Little Whorehouse in Texas. He has appeared on TV in "Desperate Housewives," "Charmed," "Chicago Hope," "Veronica's Closet," "Bodies of Evidence" and "Murder, She Wrote."

Lewis' stage credits include Chicago, Damn Yankees, Pal Joey, Hotel C’est L’amoure, How To Succeed In Business Without Really Trying, Hello, Dolly! and Gypsy. Her TV credits include "Newsradio," "Three Sisters," "How I Met Your Mother," "Curb Your Enthusiasm," "Bones," "Grey's Anatomy" and "Murphy Brown." Her films include "The Ugly Truth," "Complete Works," "Den Brother," "Always a Bride," "Last Day Of Summer," "California Dreamin," "Godzilla" and "Bye Bye Birdie."

Tickets and more information are available by calling (949) 497-2787 or visiting lagunaplayhouse.com.