EUREKA — “One Small Step…” Episode 419 — Pictured: (l-r) Neil Grayston as Douglas Fargo. Erica Cerra as Jo Lupo. Tembi Locke as Grace Monroe, Joe Morton as Henry Deacon, Salli Richardson-Whitfield as Allison Blake, Colin Ferguson as Jack Carter– Photo by: Eike Schroter/Syfy