Related Clues:

• Secondary identity ... or what can be found in 18-, 27-, 40-, 54- and 66-Across
• Get a role cast for bosom buddy
• Norman Bates or his mother, in 'Psycho'
• The second self?
• An officer before journey sees close friend
• Other self
• Secret identity
• One of those in church report, for example, going around with Mr Hyde, for instance
• Another of your facets
• *Sasha Fierce, for Beyoncé
• Peter Parker or Miles Morales, or, as an imperative, a hint to the circled letters
• Hannah Montana, for Miley Stewart
• Relate badly? Try Mr Hyde!
• Ziggy Stardust vis-à-vis David Bowie
• Ms. Marvel, for Kamala Khan