Spencer's Promise

Spencer's Promise is the 57th episode of Big City Engine the Tender Engine and Friends and the 2nd episode of Season 3.

Cast

 * Big City Engine as Thomas
 * Spencer as Percy
 * Farnsworth (from The Little Engine That Could) as Edward
 * The Shiny Engine (from The Little Engine That Could (Book)) as James (Cameo)
 * Tiger Moth as Harold
 * Zoe and Zodiac (from TUGS) as Annie and Clarabell (Does not speak)
 * Humbert the Huntsman (from Snow White) as The Vicar of Wellsworth (Does not speak)
 * Stewie Griffin (from Family Guy) as Sir Topham Hatt