Character mistake: Season 5, "The Masques": Kirby, who has no reason to lie at this point, says he's in B (Baker) Company. But he's a member of King Company.
Continuity mistake: Season 4, "Hills Are For Heroes, Pt. 2": Caje is standing outside the bunker when Hanley goes in. Cut to an interior shot as Hanley enters, and Caje, outside in the last shot, is now inside.
Continuity mistake: Season 4, "Hills Are For Heroes, Pt. 1": When he enters the bunker, Hanley's backpack disappears between shots.
Lost Sheep, Lost Shepherd - S1-E3
Visible crew/equipment: After they climb onto the tank and as it begins to move, on the left of the screen and behind the branches you can spot somebody walking toward the tank and then quickly backpedaling. (00:10:25)
Continuity mistake: The ring taken from Hanley in the opening, mysteriously reappears on his finger later on.
Continuity mistake: Episodes weren't broadcast in production order, so the character of Billy dies in this one, but reappears alive and well in several episodes aired after this.
Continuity mistake: After he changes the tire, the truck driver climbs into the cab with Saunders. But in the next shot, Saunders is alone in the truck.
Continuity mistake: When he beds down for the night, Saunders removes his coat and covers the little dog with it. But he's wearing the coat again when he wakes up.
Visible crew/equipment: A film crew member wearing a white shirt is briefly visible when The Squad fires at the barn.
Continuity mistake: Saunders' bayonet disappears from the tip of his rifle several times between close-ups and long shots.
Continuity mistake: When he's carrying the stretcher, Saunders' gun instantly switches from slung over his left shoulder to slung over his right.
Bridgehead - S2-E2
Continuity mistake: As Saunders and Little John crawl past the dead GI Kirby is shown being treated by the medic, camera cuts to the bridge then back to the church and then you see Kirby getting shot. (00:26:00)
Bridgehead - S2-E2
Continuity mistake: Billy's father, previously established as dead, sends his son a letter in this episode.
Masquerade - S2-E3
Continuity mistake: At the start of the episode the barrel points to his left, during the close ups talking to the men in the jeep it points to his right, and as the jeep pulls away within the next frame it switches from left to right. Also, the men behind the jeep go from sitting to marching instantly. (00:01:00 - 00:02:00)
Continuity mistake: When Captain Steiner is staring at Saunders through the window, the curtains are set mid level, but from inside the house they are set higher. (00:36:00)
Continuity mistake: Re-used footage causes three characters who were earlier captured by the Germans to be seen, in one shot, marching in Saunders' squadron.
Continuity mistake: 5 German soldiers find the farm house, but during the battle 6 of them get killed. (00:23:45 - 00:27:30)
Continuity mistake: The Gun Richard Jaeckel's character is carrying changes, between one shot and the next, from an MP40 to a 98k rifle.
Continuity mistake: Saunders loses his helmet getting into the truck, but is wearing it again in the next shot.