Thomas/Jack and the Pack

Version 1 (by BiggestThomasFan)
''' WARNING : Do NOT edit or otherwise alter: Edit YOUR cast list ONLY. (See SP:CAST)'''
 * Thomas as Jack
 * Edward as Nelson
 * Henry as Ned
 * Gordon as Byron
 * James as Patrick
 * Percy as Alfie (Both are green)
 * Toby as Kelly
 * Duck as Buster
 * Oliver as Oliver (Both share the same name)
 * Emily as Isobella
 * Arry as Max
 * Bert as Monty
 * BoCo as Nigel (If Nigel was in the TV Series)
 * Lady Hatt as Miss Jenny
 * Sir Topham Hatt as The Foreman

Version 2 (by SonicandKnuckles)
''' WARNING : Do NOT edit or otherwise alter: Edit YOUR cast list ONLY. (See SP:CAST)'''
 * Thomas as Jack
 * Edward as Nelson
 * Henry as Ned
 * Gordon as Byron
 * James as Patrick
 * Percy as Alfie
 * Toby as Kelly
 * Duck as Buster
 * Oliver as Oliver
 * Emily as Isobella
 * Diesel as Max
 * Bulgy as Monty
 * Lady Hatt as Miss Jenny
 * Sir Topham Hatt as The Foreman

Version 3 (by BrittalCroftFan)
''' WARNING : Do NOT edit or otherwise alter: Edit YOUR cast list ONLY. (See SP:CAST)'''
 * Thomas (from Thomas and Friends) as Jack
 * Little Toot (from Melody Time) as Alfie
 * Theodore (from Theodore Tugboat) as Oliver
 * Dr. Robotnik and Shadow (from Sonic) as Max and Monty
 * Casey Junior (from Casey Junior and Friends) as Kelly
 * Ten Cents (from TUGS) as Byron
 * Mickey Mouse (from Disney) as Ned
 * Tillie (from The Little Engine That Could) as Isobella
 * Sonic (from Sonic) as Nelson
 * Guysborough (from Theodore Tugboat) as Patrick
 * Sunshine (from TUGS) as Buster
 * Mario (from Mario) as The Foreman
 * Peach (from Mario) as Miss Jenny
 * Bob the Tomato (from VeggieTales) as Thomas
 * Junior Asparagus (from VeggieTales) as Percy

Version 4 (Please Do Not Edit, Add or Delete!)

 * Thomas as Jack
 * Percy as Alfie
 * Oliver as Oliver
 * Arry as Max
 * Bert as Monty
 * Toby as Kelly
 * Gordon as Byron
 * Henry as Ned
 * Emily as Isobella
 * Edward as Nelson
 * James as Patrick
 * Duck as Buster
 * Boco as Nigel
 * Sir Topham Hatt as The Foreman
 * Lady Hatt as Miss Jenny
 * Ten Cents (from TUGS) as Thomas
 * Sunshine (from TUGS) as Percy

Version 5

 * Thomas as Jack (Both are the main characters)
 * Edward as Nelson (Both are wise)
 * Henry as Ned (Both are clumsy)
 * Gordon as Byron (Both are mentors to Thomas and Jack)
 * James as Patrick (Both are vain)
 * Percy as Alfie (Both are green)
 * Toby as Kelly (Both are old)
 * Duck as Buster (Both are Western)
 * Oliver as Oliver (Both share the same name)
 * Emily as Isobella (Both are main females)
 * 'Arry and Bert as Max and Monty
 * Lady Hatt as Miss Jenny Packard
 * Sir Topham Hatt as The Foreman