Continuity mistake: When Rimmer says he wants the 'aliens' to give him a real body, his arms are outstretched. In the next shot they are folded. (00:17:20)
Continuity mistake: At the start of the episode when the Nazi commander is speaking to Ace, in all wide shots his left arm is wrapped around the crocodile, but in all close up shots his arm is by his side. (00:00:45)
Continuity mistake: When Rimmer finds the crew sneaking out to go fishing, he is stood facing away from them with his arms folded. In the next shot his arms are behind his back. (00:09:00)
Continuity mistake: When Rimmer is talking about Lisa Yates to Lister, his tie is undone. When it cuts to the black box camera, his tie is correctly tied. (00:22:10)
Continuity mistake: When Marilyn Monroe waves to the Cat on the beach, in the next shot her arms are by her side. (00:16:50)
Continuity mistake: During Lister's exam, he takes the dough and puts it into the bowl while talking to Kochanski. When she turns into Rimmer, Lister is still rolling the dough and it is not in the bowl. (00:27:00 - 00:28:25)
White Hole - S4-E4
Continuity mistake: Kryten takes the computer slug out of the machine with his left hand yet in the next shot it is in his right hand. (00:20:00)
Quarantine - S5-E4
Continuity mistake: When Lister gets the second luck virus injection, his locks move from in front of his shoulder to behind his back. (00:23:25)
Continuity mistake: As Ace Rimmer is leaving, the Cat priest has his arms behind his back. In the next shot they are in front of him. (00:06:10)
Continuity mistake: When Kochanski is banging on the pipes at the start of the episode, she is using her right hand. There is then a close up shot of the pipe and you can see she is using her left hand. (00:01:50)
Continuity mistake: When The Inquisitor attacks the crew in the lift, Kryten and the Cat go from crouching to standing stright up between camera angle switches. (00:18:25)
Stasis Leak - S2-E4
Continuity mistake: At The End of the episode when the third Rimmer appears from inside the sink, the reflection of Lister on his bunk in the mirror shows he has a blanket over him. In the wide shot there is no blanket. (00:28:40)
Continuity mistake: The food dispenser in the drive room is now in the place that the door to the Captain's office was in the previous episodes. (00:16:15)
Continuity mistake: When Lister pulls Kryten through a doorway by his groinal attachment, Kryten's cigarette is in his left hand. When the shot changes, the cigarette is now in Kryten's right hand. (00:12:05)
Answer: Presumably he does, but it's never been used in any material related to the show. He is the only Cat left (as shown in Series 1), so even if he had once had a name, nobody would know it.
Moose ★