Continuity: When Hauser picks up the Admiral, after the Brain Bug attacks them, she has no yellow alien blood on her as she's being pulled up, but when the shot changes, as she's standing up, she now has blood on her face and uniform.

Continuity: When Rico and the rest of his squad are instructed to take off their clothes, there are two women either side of the fat soldier, and both have taken their shirts off, in the next shot however, the woman to his left is taking her shirt off again.

Continuity: After the rescue pod has landed, the blonde girl starts reciting the Lords Prayer and her hands are down by her sides. In the next shot, she is now holding onto one of her jacket lapels and there wasn't enough time between shots for this to occur.

Continuity: When Bull goes to kiss the blonde girl, he gets close to her face to kiss her. The shot then cuts to one from behind and his head is significantly further away from hers.

Continuity: As the group lands on the Brainbug planet, there are 6 of them. Doctor Wiggs is captured by the underground monster. Subsequent shots show only 5 members remaining. However, shortly after there are 6 persons again as the group is shown walking in silhouette.