Possible Clues:

• A hand is what they give to the church war dens
• 'For such as they, perhaps, are war dens in a church (8)'
• Team's players -- they may be collecting money on Sunday
• Church officials who may be working at the fringes?
• They help the warden in church, but not in the midst of it
• They're on edge to give 23 across a hand
• Seen in church when members of jazz group hold last rites?