The Ark Season 1, Episode 5: "One Step Forward, Two Steps Back" 15 photos Next Gallery The Ark Season 1, Episode 4: "We Weren't Supposed to Be Awake" 568953 The Ark Season 1, Episode 5: "One Step Forward, Two Steps Back." Credit: SYFY 568954 The Ark Season 1, Episode 5: "One Step Forward, Two Steps Back." Credit: SYFY 568955 The Ark Season 1, Episode 5: "One Step Forward, Two Steps Back." Credit: SYFY 568956 The Ark Season 1, Episode 5: "One Step Forward, Two Steps Back." Credit: SYFY 568957 The Ark Season 1, Episode 5: "One Step Forward, Two Steps Back." Credit: SYFY 568958 The Ark Season 1, Episode 5: "One Step Forward, Two Steps Back." Credit: SYFY 568959 The Ark Season 1, Episode 5: "One Step Forward, Two Steps Back." Credit: SYFY 568960 The Ark Season 1, Episode 5: "One Step Forward, Two Steps Back." Credit: SYFY 568961 The Ark Season 1, Episode 5: "One Step Forward, Two Steps Back." Credit: SYFY 568962 The Ark Season 1, Episode 5: "One Step Forward, Two Steps Back." Credit: SYFY 568963 The Ark Season 1, Episode 5: "One Step Forward, Two Steps Back." Credit: SYFY Previous Pause Next 1 of 11
