Possible Clues:

• It's you and me he may telephone to - it all goes to show
• All goes to show it's ourselves he may phone to
• You, me and third person group together working as escorts
• Leading lady, covered by a gun, is trembling
• Is it us he will phone to? It all goes to show
• Leader's job?
• It's ourselves he may phone; it all goes to show (8)
• It all goes to show it's you and me he may phone to
• Working in the aisles
• Is it you and me he will get on the blower - it all goes to show?