The presentation, which became established in a half-hour Saturday-evening time slot, dealt with viewers letters concerning RTÉ TV programmes and broadcasting in general. Murphy continued using the Mailbag concept into the 2010s, his regular "E-mail Bag" segment on Today FM radio's The Ray D'Arcy Show airing each Thursday morning.
- "RTE TV Listings for 1991". TV listings.thetvroomplus.com. Archived from the original on 2 March 2015. Retrieved 21 February 2011.
- Fottrell, Quentin. "It's goodbye from me . . . and hello again" (The Irish Times, 25 September 2010)