Smelly Feat is the 20th episode of Round The Twist.
Old Faithful is a sea turtle that climbs the onto beach once every 200 years to lay her eggs. When Bronson discovers that James and his friends are planning to catch the turtle, he spends six months wearing his sneakers cultivating the smell of his feet in order to use it to stop them. But Old Faithful's visit coincides with Fay's birthday party, which Bronson must attend.
- Richard Moir as Tony Twist
- Ben Thomas as Pete Twist
- Joelene Crnogorac as Linda Twist
- Jeffrey Walker as Bronson Twist
- Robyn Gibbes as Fay James
- Bunney Brooke as Helen Rickards
- Mark Mitchell as Harold Gribble
- Jan Friedl as Cecilia Gribble
- Richard E. Young as James Gribble
- Nick Mitchell as Tiger Gleeson
- Drew Campbell as Rabbit
- Zeta Briggs as Fiona Richmond
- Esben Storm as Ralph Snapper
- Andrew Daddo as Ghost Matthew
- Neill Gladwin as Ghost Jeremiah
- Marzena Godecki as Beautiful Girl (Madeleine)
- Based on the short story of the same name from Unbearable!.