TV Dexter's Laboratory - Season 4 Dexter's Laboratory - Season 4 7.7/10 by 849 users Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her out, as well as his arch-rival and neighbor, Mandark. Details Casts Posters Images Title Dexter's Laboratory - Season 4 Alternative Titles Dexter First Air Date 1996-04-28 Last Air Date 2003-11-20 Number of Episodes 220 Number of Seasons 4 Genres Animation, Comedy, Sci-Fi & Fantasy, Networks Cartoon Network, Casts Candi Milo, Kat Cressida, Jeff Bennett, Kath Soucie, Eddie Deezen Plot Keywords , Dexter (voice) Candi Milo Dee Dee (voice) Kat Cressida Dad (voice) Jeff Bennett Mom (voice) Kath Soucie Mandark (voice) Eddie Deezen Episodes List Dexter's Laboratory Season 4 :Episode 1 Beau Tie Beau Tie 2002-11-22 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 2 Remember Me? Remember Me? 2002-11-22 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 3 Overlabbing Overlabbing 2002-11-22 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 4 Sis-Tem Error Sis-Tem Error 2003-04-25 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 5 Bad Cable Manners Bad Cable Manners 2003-04-25 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 6 Dexter's Library Dexter's Library 2003-04-25 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 7 The Scrying Game The Scrying Game 2003-05-02 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 8 Monstrosi-Dee Dee Monstrosi-Dee Dee 2003-05-02 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 9 Dad Man Walking Dad Man Walking 2003-05-02 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 10 Dexter's Little Dilemma Dexter's Little Dilemma 2003-05-09 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 11 Faux Chapeau Faux Chapeau 2003-05-09 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 12 D² D² 2003-05-09 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 13 Head Band Head Band 2003-05-16 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 14 Stuffed Animal House Stuffed Animal House 2003-05-16 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 15 Used Ink Used Ink 2003-05-16 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 16 School Girl Crushed School Girl Crushed 2003-05-23 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 17 Chess Mom Chess Mom 2003-05-23 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 18 Father Knows Least Father Knows Least 2003-05-23 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 19 Dexter the Barbarian Dexter the Barbarian 2003-05-30 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 20 Tuber Time Tuber Time 2003-05-30 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 21 Sore Eyes Sore Eyes 2003-05-30 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 22 Babe Sitter Babe Sitter 2003-09-05 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 23 Mountain Mandark Mountain Mandark 2003-09-05 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 24 2Geniuses 2Gether 4Ever 2Geniuses 2Gether 4Ever 2003-09-05 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 25 Height Unseen Height Unseen 2003-09-12 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 26 Bygone Errors Bygone Errors 2003-09-12 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 27 Folly Calls Folly Calls 2003-09-12 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 28 Voice Over Voice Over 2003-09-19 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 29 The Blonde Leading the Blonde The Blonde Leading the Blonde 2003-09-19 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 30 Comic Stripper Comic Stripper 2003-09-19 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 31 Tee Party Tee Party 2003-09-26 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 32 Dexter's Wacky Races Dexter's Wacky Races 2003-09-26 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 33 The Lab of Tomorrow The Lab of Tomorrow 2003-11-04 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 34 Chicken Scratch Chicken Scratch 2003-11-04 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 35 Garage Sale Garage Sale 2003-11-04 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 36 They Got Chops They Got Chops 2003-11-20 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 37 Poetic Injustice Poetic Injustice 2003-11-20 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her... Dexter's Laboratory Season 4 :Episode 38 Comedy of Feathers Comedy of Feathers 2003-11-20 Dexter, a boy-genius with a secret laboratory, constantly battles his sister Dee Dee, who always gains access despite his best efforts to keep her...