Conversation so far:
Is Scum the name of a song or an album?
Scum LP.
How were sales on the LP, or how successful was it?
CANNOTANSWER.
Who were the members of the band at the time of Scum's release?
Coventrian (Lee Dorrian).
Was part did Coventrian play in the group?
vocalist.

Question: Who were the other members during that period?
Self-contained rewrite: Other than Coventrian (Lee Dorrian), who were the other members when the album Scum was recorded?