Mary Marvel Garland. Mary was introduced in "Captain Marvel Adventures" #18 as Mary Bromfield, a girl who discovers she is the long lost sister of Captain Marvel's alter ego Billy Batson. Soon after her introduction, Mary Marvel headlined "Wow Comics", and by 1945 had her own "Mary Marvel" book. She also appeared in "The Marvel Family" book with Captain Marvel and Captain Marvel Jr. In her solo adventures, Mary soon gained sidekicks in her kindly Uncle Marvel, who was not actually her uncle nor a Marvel, and his similarly nonpowered niece, Freckles Marvel. Uncle Marvel was eventually made the Marvel Family’s manager,
Alter Ego (soundtrack) to promote the film in the mainstream. Rouvas contributed vocally to five songs on the soundtrack, two of which, namely "One With This World" and "Nothing" were duets with his co-star Doretta Papadimitriou and were performed in the film by the actors as the group "Alter Ego". The song "Suspicious Minds" was written by Mark James and originally performed by Elvis Presley, but was covered by Rouvas. The majority of the songs are performed or titled in English, as was chosen by the film's producers for marketing reasons. Other than Rouvas, vocal performers include Dimitris Wang, Vello Leaf, V-Sag, Alexandra