'Transitus' is narrated by one of the most iconic and recognizable voices in sci-fi history, most known from his eight-year stint as Doctor Who, Tom Baker. As with any Ayreon album, it is an explosive and expansive affair and features Tommy Karevik (Kamelot) as Daniel and Cammie Gilbert (Oceans of Slumber) as Abby. The all-star cast also features Simone Simons (Epica), Dee Snider (Twisted Sister), Joe Satriani, Marty Friedman, Johanne James (Threshold), Noa Gruman (Scardust), Marcela Bovio (MaYan), Caroline Westendorp (The Charm The Fury), Paul Manzi (Arena), Micheal Mills (Toehider) and Amanda Somerville (Avantasia, Trillium) amongst many others.