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Fans of "Back to the Future," "Doctor Who," "Star Trek," and the DC and Marvel universes will be satisfied by the celebrity list announced Wednesday for the saltlakecomiccon.com">2017 Salt Lake Comic Con.

Fans of "Star Wars" will get their turn, too.

"We have booked a 'Star Wars' guest. He's a really big guest," Bryan Brandenburg, the event's co-founder, told a group of cheering cosplayers at the announcement event in the Utah Capitol. He said details would be coming.

Nine actors were announced Wednesday for the comic convention, slated for Sept. 21-23 at the Salt Palace Convention Center in Salt Lake City. They join four actors previously announced.

Seven authors and a dozen comic creators and artists were also announced. Brandenburg said more celebrity appearances are being finalized.

Here, in alphabetical order, are the 13 celebrity guests named so far:

John Barrowman • who played the omnisexual Capt. Jack Harkness on "Doctor Who" and "Torchwood," and plays the calculating Malcolm Merlyn on "Arrow."

Corbin Bernsen • whose credits include "L.A. Law," "Major League" and "Psych."

Will Friedle • who played best pal Eric Matthews on "Boy Meets World," and has a long voice-acting career in animation.

Sean Gunn • who played Kraglin, one of the Ravagers, in the "Guardians of the Galaxy" movies, and the nerdy Kirk in "Gilmore Girls."

Val Kilmer • known for playing Batman in "Batman Forever," Tom Cruise's flyboy rival in "Top Gun," and Doc Holliday in "Tombstone." (Previously announced.)

Christopher Lloyd • who played Doc Brown in the "Back to the Future" trilogy, as well as roles in "The Addams Family," "Who Framed Roger Rabbit" and many others.

Eoin Macken • who played Sir Gwaine on Syfy's series "Merlin."

Michael Rooker • who plays the blue-headed Yondu in "Guardians of the Galaxy Vol. 2," and played the combative Merle on "The Walking Dead." (Previously announced.)

Michael Rosenbaum • who played the villain Lex Luthor on "Smallville" and a phony clergyman on TV Land's "Impastor." (Previously announced.)

Jewel Staite • who played the plucky engineer Kaylee Frye on Joss Whedon's space opera "Firefly," and had roles on "Stargate: Atlantis" and "The Killing."

Catherine Tate • the British comic who played companion Donna Noble on "Doctor Who," and joined the cast of "The Office" as the sharp-tongued Nellie.

Will Wheaton • who played young Wesley Crusher on "Star Trek: The Next Generation," and more recently has played himself on "The Big Bang Theory."

Thomas F. Wilson • known as the bullying Biff in the "Back to the Future" trilogy. (Previously announced.)

A new addition to this year's convention will be a pavilion dedicated to Magic: The Gathering, the popular trading-card game. Six artists from Magic — Steve Argyle, Mark Tedin, Mark Poole, Jeff Miracola, Jason Engle and Howard Lyon — are slated to make appearances.

Other comic creators and artists signed up for the convention are: Joe Rubinstein, Camilla d'Errico, Dawn McTeigue, Brian Pulido, J.P. Roth and Eric Basaldua.

Authors Jim Butcher, Margaret Stohl, Brandon Sanderson, Kami Garcia, Timothy Zahn, E.K. Johnston and Patrick Rothfuss are scheduled to appear.

Passes for the saltlakecomiccon.com">2017 Salt Lake Comic Con are on sale on the event's website, saltlakecomiccon.com, with a "Loyalty Launch" discount available through Thursday at midnight.

Twitter: @moviecricket —

Salt Lake

Comic Con

P The saltlakecomiccon.com">2017 Salt Lake Comic Con is expected to draw more than 100,000 fans of science fiction, fantasy and other fandoms.

Where • Salt Palace Convention Center, 100 S. West Temple, Salt Lake City

When • Sept. 21 to 23

Tickets • Passes available at saltlakecomiccon.com