Psych
› Season 4
S4 E7: High Top Fade Out
Shawn and Gus investigate the death of Leonald Callahan, aka Diddle, a computer cryptologist who was the baritone in Gus’s old college a capella group.
| Air date | Sep 25, 2009 |
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| Runtime | 43 minutes |
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| TMDB rating | ★ 8.9/10 |
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