Possible Clues:

• One who casts luvvie initially in exasperation
• One wearing waders, perhaps
• Person at the end of the line
• Casting pro
• Carrot, perhaps, all bar the top for Dennis Rodman
• Holding line is vexation? Not for me
• Waiter hoping for a nibble left in indignation
• Fisherman’s view beside river
• Peril heading off across lake for one pursuing water sport
• One seeking haul from bank?