This is a list of guest stars who have appeared on The Fairly OddParents.
Season 1
Season 2
Season 3
- Jackie Mason as The Sandman
- Billy Blanks as himself
- Adam West as Catman / Himself
Season 4
- Alec Baldwin as 30 year old Timmy (Channel Chasers)
- Norm MacDonald as Norm the Genie
- Ben Stein as Head Pixie / Sanderson / Pixies
Season 5
- Jason Bateman as Tommy Turner (Timmy's wished-up brother)
- Simon Cowell as Simon Sparklefield
Season 6
- Scott Hamilton as himself
- Charlie Schlatter as Dwight
- K.I.S.S. as themselves
- Brendan Fraser as Turbo Thunder
Season 7
- Kenny G. as Himself
- Dana Carvey as Schnozmo
Season 8
- Drake Bell as 23 year old Timmy (Fairly Odd Movie)
- Daniella Monet as 23 year old Tootie (Fairly Odd Movie)
- Steven Weber as Hugh J. Magnate Jr. (Fairly Odd Movie)
- Jason Alexander as live action Cosmo (Fairly Odd Movie)
- Cheryl Hines as live action Wanda (Fairly Odd Movie)
- Randy Jackson as Poof's speaking voice (Fairly Odd Movie)
Season 9
- John DiMaggio as TBA