| Josh Radnor | Ted Mosby |
| Jason Segel | Marshall Eriksen |
| Cobie Smulders | Robin Scherbatsky |
| Neil Patrick Harris | Barney Stinson |
| Alyson Hannigan | Lily Aldrin |
| Joe Manganiello | Brad |
| David Burtka | Scooter |
| Don Lake | Judge Albert Donovan |
| Kim Estes | Judge #1 |
| Dennis Haskins | Judge #2 |
| Cheryl Lynn Bowers | Blonde Juror |
| Mark Cohen | Dr. Bedrosian |
| Josh Douglas | Kid #1 |
| Jake Elliott | 14 Year Old Marvin |
| Missy Hairston | Clerk |
| Christian Hutcherson | Kid #2 |
| Herbie Jackson | Kid #2 |
| Jeff Rector | Cop |
| Kurt Scholler | Mountie #1 /
Hotel Employee #1 |
| Steve Seagren | Bailiff |
| Nancy Stone | Sketch Artist |
| Charlotte Benesch | MacLaren's Bar Patron
(uncredited) |
| Joe Lo Truglio | Honeywell
(uncredited) |
| Joy Meulenberg | Mindy
(uncredited) |
| Leigh Nieves | Renaissance Princess
(uncredited) |
| Chelsea Reynolds | Party Couple
(uncredited) |
| Bob Saget | Narrator
(voice) (uncredited) |
| Phi Truong | Jury Spectators
(uncredited) |