Started to run his father’s training operation in 1976, at age 15
Officially began training at age 18 and tallied his first winner that year (1979) at Keeneland
Leading trainer at Turfway Park four times (Fall, 1988; Holiday, 1988; Fall, 1989; and Winter/Spring 1989)
A career highlight came in 1988 when Casse won the Churchill Downs Spring meet with 29 wins
Since 1975 he ranks fourth in victories for a single Spring meet behind only Bill Mott (1983 and 1984) and David Vance (1981)
Trained as a private trainer for Calumet Farms for two years
Has been at Woodbine for nine years but 1998 was his first official year as a local trainer
Juvenile win totals: 19 in 1998, 25 in 1999, 24 in 2000, 26 in 2001, 21 in 2002, 22 in 2003 and 19 in 2004 and 22 in 2005
In 2001, won 50 races (tied for third)…led all trainers in starters (369) and top-three finishes (171)...earned $2.85 million in purse money, third best at Woodbine...captured the Gr. 1 Selene with Dark Ending, the Gr. 3 Vigil with Exciting Story, the Victoria with Expected Hour and the My Dear with Jealous Forum...highlight came in New York when Exciting Story upset the Gr. 1 Metropolitan Mile at Belmont Park…also won 20 races at Delaware Park
In 2002, seized top-place in the trainer standings (first training title at Woodbine) with career-high 69-win meet, teaming with leading jockey Patrick Husbands to form one of continent’s most formidable combinations…led all trainers in starts again (427)...won stakes events in 2002 with Jealous Forum (Wilderness Song), Gigawatt (Display) and Added Edge (Silver Deputy, Swynford), who was named Canada’s champion two-year-old...earned a career-high $3,800,588 (second overall)… enjoyed a four-win day on August 16, 2002
In 2003, captured 54 races, coupled with 57 seconds and 59 thirds...led all Woodbine conditioners in starts (409) for the third consecutive season starts...won three 2003 stakes events: the Clarendon with Maple Syrple, the Valedictory with Hydrogen and the Victoria, when Third Day was put up as a result of disqualification...notched 12 turf triumphs
In 2004, third in trainer standings with 45 wins, including five added-money scores with five different horses…saddled his first Gr. 2 Mazarine Breeders’ Cup (Higher World), Glorious Song (Shout To The North) and Sir Barton (Arch Hall) winners…produced 134 top-three finishers…second in starts with 293…Casse’s 11 turf victories were third to Mark Frostad (28) and David Bell (12)
In 2005, won Glorious Song (Top Notch Lady), River Memories (Can Ihavethisdance) and third career Display (Seaside Retreat)…he sent Accountforthegold to Finger Lakes for a score in the New York Derby…- stellar season rewarded with first career Sovereign Award as Outstanding Trainer…fulfilled lifelong goal, starting three-year-old Seaside Retreat in Kentucky Derby…also started Top Notch Lady in Kentucky Oaks…saddled Labatt Woodbine Oaks winner Kimchi for his first major Canadian win…led all conditioners in earnings with $4,352,182, clearing career-high by over $500,000
In 2006, Casse established a new personal mark for stakes wins, winning 11, including the Labatt Woodbine Oaks with Kimchi...his other stakes stars include Seaside Retreat (Charlie Barley), Arch Hall (Eclipse, Bunty Lawless, Sir Barton), Legal Move (Simcoe, Bull Page), Sprung (Natalma), Skip Code (Grey Breeders’ Cup), Howaboutrightnow (Maple Leaf), Glorious Song (Sealy Hill)…led all trainers in Woodbine stakes wins with a career-high 11 scores…he also won Grade 3 Bourbonette Breeders’ Cup at Turfway Park with Top Notch Lady and the Bison City Stakes with Kimchi…a third third-place finish in a row was the sixth straight Woodbine meet Casse was among top five trainers….leader in two-year-old wins (25 wins)…second in top-three finishes with 167…sports an 89-for-438 record on Woodbine Polytrack (20.3%, second overall, 10 wins behind Sid Attard)
In 2007, Casse’s success earned him a second straight Sovereign Award as Outstanding Trainer…he captured his second Woodbine trainer title, achieving the feat by 24 wins, the widest margin since 1992…Casse led all conditioners in earnings with over $5.7 million (a 32% increase from 2006)…he also led all trainers in Woodbine stakes wins with 13, a career-high for one year…he notched his second straight Labatt Woodbine Oaks win with Sealy Hill…he led all trainers with 36 two-year-old wins
In 2008, Casse prepared Sealy Hill for strong runner-up finish in Breeders’ Cup Filly and Mare Turf…Autumn winner Marchfield won a Sovereign as top older male on the main track…meet leader in two-year-old wins (27 wins) for 11th year in a row…saddled more runners than any other trainer: 160 more than his nearest pursuer… first trainer since Jim Day in 1990 to sweep the same year’s Princess Elizabeth (Retraceable) and Coronation Futurity (Active Duty)…nine Woodbine stakes wins came with eight different runners…second best on E.P. Taylor, scoring 14 times (1 behind leader Roger Attfield)…notched his 1,000th career win on August 9, 2008 with Laragh…kicked off 2008 with a score in San Pedro (Congor Bay) at Santa Anita, this winter
- In 2009, Casse captured his third consecutive Woodbine training title, besting Sid Attard by 17 wins
- For nine straight Woodbine meets Casse has been among the top five trainers, leading all trainers in starts.
- Ranked third amongst conditioners in turf scores (11)
- Has been the meet leader in two-year-old triumphs (21 wins from 170 starts) for 12th year in a row.
- Captured his 100th career stakes event with Pool Play in Grade 3 Durham Cup.
- Won a thrilling renewal of the Prince of Wales at Fort Erie with Gallant.
- Has won Grade 2 Sky Classic and Grade 3 Dominion Day with Marchfield, who went on to be named Canada’s top older male for the second consecutive season.
- Casse has been Woodbine’s most successful trainer of the decade (2000-2009) with 600 wins from 3662 starts.
- Celebrated a three-win day on August 23 (Flim Flam, Jelly Roll, Marchfield).
- Casse has 113 career stakes wins (23 graded)
- Is 4th overall in E.P. Taylor turf triumphs (112) from 2000 to 2009.
- In 2010, saddled more horses than ever in his career (572).
- Was the meet leader in two-year-old triumphs (23 wins from 163 starts) for the 13th year in a row.
- Compiled a record of 6-for-80 with first-time starters (ROI of $1.18) last year.
- Compiled a record of 12-for-84 with second-time starters.
- Enjoyed his third-highest total ever in earnings.
- Won more Woodbine races than any other previous season, flirting with single-season record.
- Won Grade 3 Grey with Blue Laser.
- Double stakes winner Grazettes Landing and Barracks Road.
- Trains a key Oaks contender in Roxy Gap (Shady Well winner).
- Captured Coronation Futurity with Strike Oil, a top-10 Plate contender.
- Finalist for top trainer Sovereign Award.
- Stable in action at Gulfstream and Tampa Bay Downs over the winter (eight wins through March 8).
- In 2011, set records in both major training categories capturing his fifth straight training title and sixth overall, winning 119 races, shattering the mark established by the late Frank Passero in 1995 (89 wins).
- Casse also won more purses in one Woodbine meet than any horseman ever, collecting $6,670,906 eclipsing his own 2007 mark
- Ontario Lassie winner Dixie Strike, half-sister to Oaks and Queen's Plate winner Inglorious, captured the Florida Oaks at Tampa Bay Downs in her three-year-old debut staking her claim to being the Queen's Plate Winterbook favourite
- Captured three graded stakes including the Grade 1 Stephen Foster at Churchill Downs with Pool Play, the Grade 3 Natalma with Northern Passion and the Grade 3 Grey with Prospective
- In 2012, Casse saddled a number of horses on the U.S Triple Crown trail including Prospective, Stealcase and Dynamical. Prospective would make the gate for the Derby but endured a troubled trip finishing 18th
- Casse had his career-best year in 2012, ranking 7th in earnings in North America with earnings of $10,234,707 and 129 wins. Led juvenile Uncaptured to Horse of the Year honours in Canada.
- In 2013, Casse won a number of significant graded stakes and major Canadian stakes, including the Prince of Wales the second leg of the Triple Crown, with Uncaptured
- In 2014 Casse recorded his eighth straight training title and ninth overall, winning 93 races, after notching 85 wins in 2013. He also led in the purse earnings category with a personal best of $7,780,240 compared to $5,447,130 in 2013.
- Captured his first ever Queen's Plate when his Woodbine Oaks winning filly Lexie Lou rallied to victory in the Gallop for the Guineas
- Three of Casse's main owners were named as finalists in the Outstanding Owner category including Gary Barber (owner of Kaigun, Lexie Lou etc), Conquest Stables LLC (owners of Conquest Harlanate, Conquest Typhoon, etc) and John Oxley (owner of Dynamic Sky, Spring in the Air, etc)