The original cast of the Tony-winning “Spring Awakening,” including Jonathan Groff, Lea Michele and John Gallagher Jr., reunites after 15 years with a one-time concert event, captured in the documentary “Spring Awakening: Those You’ve Known” (HBO, 9 p.m.). 

One of the deadliest disasters in California history, a dam collapse in 1928 that killed more than 400 people is retold in an episode of “American Experience” (PBS, 9 p.m.). 

It’s followed by the concluding episode in the three part “Frontline” (PBS, 10 p.m.) on the oil industry’s infuriating efforts to derail action on climate change over the years. . 

True crime gets a game show patina in the new series “Who Do You Believe?” (ABC, 10 p.m.) in which side by side stories of a single crime are told, leaving viewers to figure out what’s true. 

It caps an ABC night that begins with the extreme mini-golf competition “Holey Moley” (ABC, 8 p.m.) is back for a new season with Rob Riggle and Joe Tessitore. 

It comes alongside the return of the brainy quiz show “The Chase” (ABC, 9 p.m.), hosted by Sara Haines and featuring Victoria Groce, Brandon Blackwell and Buzzy Cohen joining as new chasers. Other game show tonight: “Name That Tune” (Fox, 9 p.m.).