Otto Mann is the Springfield Elementary bus driver.
Appearances
The Simpsons
Main cast, played by Harry Shearer
- Episode 1x03: Homer's Odyssey (Jan 21, 1990)
- Episode 1x05: Bart the General (Feb 4, 1990)
- Episode 1x08: The Telltale Head (Feb 25, 1990)
- Episode 2x01: Bart Gets an F (Oct 11, 1990)
- Episode 2x05: Dancin' Homer (Nov 8, 1990)
- Episode 2x08: Bart the Daredevil (Dec 6, 1990)
- Episode 2x16: Bart's Dog Gets an F (Mar 7, 1991)
- Episode 2x17: Old Money (Mar 28, 1991)
- Episode 2x20: The War of the Simpsons (May 2, 1991)
- Episode 2x21: Three Men and a Comic Book (May 9, 1991)
- Episode 3x01: Stark Raving Dad (Sep 19, 1991)
- Episode 3x05: Homer Defined (Oct 17, 1991)
- Episode 3x07: Treehouse of Horror II (Oct 31, 1991)
- Episode 3x15: Homer Alone (Feb 6, 1992)
- Episode 3x22: The Otto Show (Apr 23, 1992)
- Episode 3x23: Bart's Friend Falls in Love (May 7, 1992)
- Episode 4x01: Kamp Krusty (Sep 24, 1992)
- Episode 4x02: A Streetcar Named Marge (Oct 1, 1992)
- Episode 4x04: Lisa the Beauty Queen (Oct 15, 1992)
- Episode 4x05: Treehouse of Horror III (Oct 29, 1992)
- Episode 4x12: Marge vs. the Monorail (Jan 14, 1993)
- Episode 4x16: Duffless (Feb 18, 1993)
- Episode 4x21: Marge in Chains (May 6, 1993)
- Episode 5x04: Rosebud (Oct 21, 1993)
- Episode 5x05: Treehouse of Horror IV (Oct 28, 1993)
- Episode 5x07: Bart's Inner Child (Nov 11, 1993)
- Episode 5x10: $pringfield (or, How I Learned to Stop Worrying and Love Legalized Gambling) (Dec 16, 1993)
- Episode 5x11: Homer the Vigilante (Jan 6, 1994)
- Episode 5x20: The Boy Who Knew Too Much (May 5, 1994)
- Episode 5x21: Lady Bouvier's Lover (May 12, 1994)
- Episode 6x01: Bart of Darkness (Sep 4, 1994)
- Episode 6x21: The PTA Disbands (Apr 16, 1995)
- Episode 7x02: Radioactive Man (Sep 24, 1995)
- Episode 7x06: Treehouse of Horror VI (Oct 29, 1995)
- Episode 7x12: Team Homer (Jan 7, 1996)
- Episode 7x21: 22 Short Films About Springfield (Apr 14, 1996)
- Episode 7x24: Homerpalooza (May 19, 1996)
- Episode 8x02: You Only Move Twice (Nov 3, 1996)
- Episode 8x05: Bart After Dark (Nov 24, 1996)
- Episode 8x06: A Milhouse Divided (Dec 1, 1996)
- Episode 8x09: El Viaje de Nuestro Jomer (The Mysterious Voyage of Homer) (Jan 5, 1997)
- Episode 8x14: The Itchy & Scratchy & Poochie Show (Feb 9, 1997)
- Episode 8x17: My Sister, My Sitter (Mar 2, 1997)
- Episode 8x20: The Canine Mutiny (Apr 13, 1997)
- Episode 8x21: The Old Man and Lisa (Apr 20, 1997)
- Episode 9x13: The Joy of Sect (Feb 8, 1998)
- Episode 9x14: Das Bus (Feb 15, 1998)
- Episode 9x20: The Trouble with Trillions (Apr 5, 1998)
- Episode 10x07: Lisa Gets an "A" (Nov 22, 1998)
- Episode 10x13: Homer to the Max (Feb 7, 1999)
- Episode 10x14: I'm with Cupid (Feb 14, 1999)
- Episode 10x21: Monty Can't Buy Me Love (May 2, 1999)
- Episode 10x22: They Saved Lisa's Brain (May 9, 1999)
- Episode 11x06: Hello Gutter, Hello Fadder (Nov 14, 1999)
- Episode 11x10: Little Big Mom (Jan 9, 2000)
- Episode 11x21: It's a Mad, Mad, Mad, Mad Marge (May 14, 2000)
- Episode 12x07: The Great Money Caper (Dec 10, 2000)
- Episode 12x14: New Kids on the Blecch (Feb 25, 2001)
- Episode 12x15: Hungry Hungry Homer (Mar 4, 2001)
- Episode 12x16: Bye Bye Nerdy (Mar 11, 2001)
- Episode 13x09: Jaws Wired Shut (Jan 27, 2002)
- Episode 13x16: Weekend at Burnsies (Apr 7, 2002)
- Episode 13x21: Frying Game (May 19, 2002)
- Episode 14x02: How I Spent My Strummer Vacation (Nov 10, 2002)
- Episode 14x03: Bart vs. Lisa vs. 3rd Grade (Nov 17, 2002)
- Episode 14x04: Large Marge (Nov 24, 2002)
- Episode 14x05: Helter Shelter (Dec 1, 2002)
- Episode 14x09: The Strong Arms of the Ma (Feb 2, 2003)
- Episode 14x12: I'm Spelling As Fast As I Can (Feb 16, 2003)
- Episode 14x13: A Star is Born Again (Mar 2, 2003)
- Episode 14x16: 'Scuse Me While I Miss the Sky (Mar 30, 2003)
- Episode 15x03: The President Wore Pearls (Nov 16, 2003)
- Episode 15x04: The Regina Monologues (Nov 23, 2003)
- Episode 15x07: 'Tis the Fifteenth Season (Dec 14, 2003)
- Episode 15x10: Diatribe of a Mad Housewife (Jan 25, 2004)
- Episode 15x11: Margical History Tour (Feb 8, 2004)
- Episode 15x15: Co-Dependent's Day (Mar 21, 2004)
- Episode 15x17: My Big Fat Geek Wedding (Apr 18, 2004)
- Episode 15x18: Catch 'Em If You Can (Apr 25, 2004)
- Episode 16x01: Treehouse of Horror XV (Nov 7, 2004)
- Episode 16x05: Fat Man and Little Boy (Dec 12, 2004)
- Episode 16x11: On a Clear Day I Can't See My Sister (Mar 6, 2005)
- Episode 16x14: The Seven-Beer Snitch (Apr 3, 2005)
- Episode 16x15: Future-Drama (Apr 17, 2005)
- Episode 16x21: Father, Son and Holy Guest-Star (May 15, 2005)
- Episode 17x06: See Homer Run (Nov 20, 2005)
- Episode 17x11: We're on the Road to D'oh-where (Jan 29, 2006)
- Episode 17x19: Girls Just Want to Have Sums (Apr 30, 2006)
- Episode 17x20: Regarding Margie (May 7, 2006)
- Episode 18x01: The Mook, the Chef, the Wife and Her Homer (Sep 10, 2006)
- Episode 18x02: Jazzy and the Pussycats (Sep 17, 2006)
- Episode 19x12: Love, Springfieldian Style (Feb 17, 2008)
- Episode 20x04: Treehouse of Horror XIX (Nov 2, 2008)
- Episode 20x06: Homer and Lisa Exchange Cross Words (Nov 16, 2008)
- Episode 20x11: How the Test Was Won (Mar 1, 2009)
- Episode 21x03: The Great Wife Hope (Oct 11, 2009)
- Episode 21x08: O Brother, Where Bart Thou? (Dec 13, 2009)
- Episode 21x18: Chief of Hearts (Apr 18, 2010)
- Episode 22x01: Elementary School Musical (Sep 26, 2010)
- Episode 22x04: Treehouse of Horror XXI (Nov 7, 2010)
- Episode 22x06: The Fool Monty (Nov 21, 2010)
- Episode 22x08: The Fight Before Christmas (Dec 5, 2010)
- Episode 22x15: The Scorpion's Tale (Mar 6, 2011)
- Episode 22x21: 500 Keys (May 15, 2011)
- Episode 23x02: Bart Stops to Smell the Roosevelts (Oct 2, 2011)
- Episode 23x11: The D'oh-cial Network (Jan 15, 2012)
- Episode 23x14: At Long Last Leave (Feb 19, 2012)
- Episode 24x03: Adventures in Baby-Getting (Nov 4, 2012)
- Episode 24x05: Penny-Wiseguys (Nov 18, 2012)
- Episode 24x15: Black-eyed, Please (Mar 10, 2013)
- Episode 24x16: Dark Knight Court (Mar 17, 2013)
- Episode 24x18: Pulpit Friction (Apr 28, 2013)
- Episode 24x20: The Fabulous Faker Boy (May 12, 2013)
- Episode 25x06: The Kid is All Right (Nov 24, 2013)
- Episode 26x01: Clown in the Dumps (Sep 28, 2014)
- Episode 26x13: Walking Big & Tall (Feb 8, 2015)
- Episode 26x18: Peeping Mom (Apr 19, 2015)
- Episode 26x21: Bull-E (May 10, 2015)
- Episode 27x03: Puffless (Oct 11, 2015)
- Episode 27x04: Halloween of Horror (Oct 18, 2015)
- Episode 27x05: Treehouse of Horror XXVI (Oct 25, 2015)
- Episode 27x15: Lisa the Veterinarian (Mar 6, 2016)
- Episode 28x02: Friends and Family (Oct 2, 2016)
- Episode 28x05: Trust But Clarify (Oct 23, 2016)
- Episode 28x09: The Last Traction Hero (Dec 4, 2016)
- Episode 28x19: Caper Chase (Apr 2, 2017)
- Episode 29x10: Haw-Haw Land (Jan 7, 2018)
- Episode 30x12: The Girl on the Bus (Jan 13, 2019)
- Episode 30x14: The Clown Stays in the Picture (Feb 17, 2019)
- Episode 30x16: I Want You (She's So Heavy) (Mar 10, 2019)
- Episode 30x23: Crystal Blue-Haired Persuasion (May 12, 2019)
- Episode 31x09: Todd, Todd, Why Hast Thou Forsaken Me? (Dec 1, 2019)
- Episode 31x17: Highway to Well (Mar 22, 2020)
- Episode 33x07: A Serious Flanders Part Two (Nov 14, 2021)
- Episode 33x14: You Won't Believe What This Episode is About - Act Three Will Shock You! (Mar 13, 2022)
- Episode 34x02: One Angry Lisa (Oct 2, 2022)
- Episode 35x01: Homer's Crossing (Oct 1, 2023)