Alyson Hannigan: 'American Reunion' Cast at Hollywood Premiere!

Alyson Hannigan shows off her growing baby bump as she arrives at the premiere of her film, American Reunion, with her husband Alexis Denisof at the Grauman’s Chinese Theatre on Monday (March 19) in Hollywood, Calif.

The 37-year-old actress was joined by co-stars Jason Biggs with his wife Jenny Mollen, Tara Reid, Mena Suvari, Seann William Scott, Eugene Levy, Chris Klein, Katrina Bowden, Shannon Elizabeth, Jennifer Coolidge, John Cho, Thomas Ian Nicholas, Natasha Lyonne, and Eddie Kaye Thomas.

This is the first time the entire cast has been together again for a premiere.

American Reunion hits theaters on Friday (April 6)!

30+ inside of the American Reunion cast at their film premiere in Hollywood…