Special Guest Stars Matt Ryan as John Constantine Guest Stars Adam Tsekhman as Agent Gary Green Mina Sundwall as Lita Sarah Strange as Lachesis Drew Tanner as Dion / Dionysus Co Starring Lillian Doucet-Roche as Mel Briana Skye as Silvia "Sil" Hines Brian Calvert as Gene Jade Falcon as Lisa Lindhome Colton Mackie as Tim Raylene Harewood as Tour Guide Carson Schiefner as Sigma Member Dylan Leonard as 90's Frat Guy Angela Galanopoulos as Terri Elior Desage as Henry Roman Anthony as Frat Guy Jennifer Tong as Inez Martin Austin Macwhirter as Bro Nathan Yan as Chris Elijah Silva as Mikey