Sebastian is scheduled to appear on Once Upon A Time in coming weeks. He is listed as a guest star for the 2nd episode titled ‘We Are Both’ which will air Sunday, October 7th and the 3rd episode titled ‘Lady of the Lake’ which is set to air on Sunday, October 14th both on ABC at 8PM!

“We Are Both” – While Regina continues to find a way to regain her magical powers, David continues his quest to uncover the whereabouts of Mary Margaret and Emma; and the seven dwarves discover what happens when any of the townspeople try to step past the city limits of Storybrooke. Meanwhile, in the fairytale land that was, as her wedding day to King Leopold approaches, Regina is confronted by a man of magic who promises to help her become independent and break free from her mother Cora’s (Barbara Hershey) clutches, on “Once Upon a Time,” SUNDAY, OCTOBER 7 (8:00-9:00 p.m., ET) on the ABC Television Network.

Guest starring are Raphael Sbarge as Archie Hopper/Jiminy Cricket, Lee Arenberg as Leroy/Grumpy, David Anders as Dr. Whale, Tony Amendola as Marco/Geppetto, Barbara Hershey as Cora, Keegan Connor Tracy as Mother Superior/Blue Fairy, Tony Perez as Valet/father, Beverley Elliott as Granny, Sarah Bolger as Aurora, Jamie Chung as Mulan, David-Paul Grove as Doc, Gabe Khouth as Mr. Clark/Sneezy, Faustino Di Bauda as Walter/Sleepy, Jeffrey Kaiser as Dopey, Michael Coleman as Happy, Mig Macario as Bashful, Sebastian Stan as Jefferson and Bailee Madison as young Snow White.

“Lady of the Lake” – Emma and Mary Margaret, with the aid of Mulan, Aurora and brave knight Lancelot, attempt to find a portal that will bring them back to Storybrooke. But a dark force threatens their safe return. And Henry tries to talk Jefferson into reuniting with his daughter. Meanwhile, back in the fairytale land that was, on the eve of meeting Prince Charming’s mother, King George poisons Snow White, and the only antidote lies within the waters of the Lady of the Lake, on “Once Upon a Time,” SUNDAY, OCTOBER 14 (8:00-9:00 p.m., ET) on the ABC Television Network.

Guest starring are Barbara Hershey as Cora, Alan Dale as King George, Sarah Bolger as Aurora, Jamie Chung as Mulan, Sebastian Stan as Jefferson, Gabrielle Rose as Ruth, Sinqua Walls as Lancelot and Alissa Skovbye as Paige.