Season 5 footage courtesy of ThomasTankMerchandise.

Themes:
Bill and Ben (2002 PC Game: Building the New Line)
Derek (OliverGWR11)
Diesel 10 (Carson)
Triumph and Ending (Oliver GWR11)

SFX:
Industrial Ambience (Gw Shunter)
Chuffing (Jim522)
Rolling Stock (TheGermanOfSodor)
Bill and Ben's Whistles (Gw Shunter)
Steam Hiss (2006 PC Game: Special Delivery)
BoCo's Horn (Gw Shunter)
Derek's Horn (Gw Shunter)
Diesel Loop (TheGermanOfSodor)
Country Ambience (TheGermanOfSodor)
Percy's Whistle (1999 PC Game: The Great Festival Adventure)
Thomas' Whistle (1999 PC Game: The Great Festival Adventure)