He made a second appearance on the last episode of the first season.
She previously made a guest appearance on an episode of season 10.
She made her acting debut in 1993 on an episode of Martin.
Gabi made an appearance on the 7th episode during the series.
Stock made her debut as a face on the July 16 episode of Impact!
In 2007, he made a special appearance on the first episode of 2007 to give his farewell from the show.
He also made an appearance on an episode of ER during the show's final season.
Robinson had made a brief appearance on the episode where loved ones of the remaining Survivors came to visit.
Drummond made her first major television debut on an episode of Throwdown!