Demi Lovato Sonny Munroe Actor Tiffany Thornton Tawni Hart Actor Sterling Knight Chad Dylan Cooper Actor Brandon Smith Nico Harris Actor Doug Brochu Grady Mitchell Actor Allisyn Snyder Zora Lancaster Actor Mark Cohen Kafka Guest Star Nina Fehren Cashier Guest Star Michael Kostroff Marshall Pike Guest Star Sam Lerner Dinka Guest Star Matthew Willig Lee Moe Guest Star