1: Masters' final foursome tees off -- 'Singh-ular' start (6,3)
3: Very loud intrusion spoiled its cross words (5)
6: Simple addition in cult film (4,5)
9: Hellish center for immigration? (5)
10: No, I save up for escape (7)
12: Intercom portended no East-West accord (7)
14: Mann's 'Death in Venice' Dorothy sent up (3)
15: Big flowers for VIPs? (4,7)
16: Criticise a computer analysis of famous passage (6,5)
19: Take a turn or a thousand dollars (3)
20: Place new requisition about the brotherhood (7)
21: Ways of approaching a goddess without middlemen? (7)
23: Roll dirt and clay round tip of thumb with three fingers (9)
24: Peeled, making Pop embarrassed? (5)
25: Hurt a wagtail the day before cracking crossword (9)