Movies (Acting Roles)
Sorted by Release DateMuppet Treasure Island
Mark Jefferis was
? in Muppet Treasure Island
as 'Additional Muppet Performer'.
Fri, Feb 16 1996
Turtle Diary
Mark Jefferis was
? in Turtle Diary
as 'Policeman at Square (uncredited)'.
Fri, Dec 06 1985
TV Shows (Acting Roles)
Sorted by Release DateAges in TV shows are based off the first air date and may not be accurate. View individual episode details for accurate ages