Stars William Shatner and Kate Mulgrew will headline The Official Star Trek Convention Aug. 24 and 25 at the Hilton Seattle Airport in SeaTac.

Shatner (Captain Kirk) appears on Sunday and Mulgrew (Captain Janeway) appears on Saturday and Sunday. The other “Star Trek” celebrities appearing are:

SATURDAY

Marina Sirtis (Counselor Troi), Gates McFadden (Dr. Crusher), Denise Crosby (Tasha Yar) and Connor Trinneer (Trip) are scheduled to appear.

The Klingon’s JG Hertzler (Martok) and Robert O’Reilly (Gowron) will appear together on stage in full character make-up. Suzie Plakson (female Q) will get K’Ehleyr makeup done live onstage by Klingon expert makeup artist John Paladin.

SUNDAY

LeVar Burton (Geordi LaForge), Doninic Keating (Commander Reed), Nana Visitor (Major Kira) are scheduled to appear.

“Deep Space Nine” stars Max Grodenchik (Rom) and Aron Eisenberg (Nog) will appear on stage together to celebrate the 20th Anniversary of “Deep Space Nine.”

The show will include behind-the-scenes presentations, costume and trivia contests, no-minimum-bid auctions of unique collectibles and one-of-a-kind items, and special salute videos and previews of upcoming sci-fi television shows and motion pictures.

Also there will be an exhibit hall on Star Trek and sci-fi collectibles, and autographs and photo opportunities.

General admission tickets are available at the door on Saturday for $30 and Sunday for $35. Children 6 and under are admitted free when accompanied by a parent or guardian.

Show hours are 10 a.m.-7 p.m. and Sunday at the hotel, 17620 Pacific Highway S.