Journey to the Center of Twayne

Matt Oberg

Mark Lilly (voice)

Kurt Metzger

Randall Skeffington (voice)

Natasha Leggero

Callie Maggotbone (Voice)

Michael-Leon Wooley

Twayne Boneraper (Voice)

Larry Murphy

Lt. Francis Grimes / Aldermach Maggotbone (voice)

Randy Pearlstein

Leonard Powers / The Great Brain / Erik / Man Bird (voice)

Abby Elliott

Emily (voice)

Bobby Moynihan

Jerry 'The Fire Ant' McMillan (voice)

Pete Holmes

Additional Voices (voice)

Mike O'Gorman

Additional Voices (voice)

Devin Clark

Croatian Man / Additional Voices (voice)

Julie Klausner

Additional Voices (voice)