- "There's never a shortage of people out there who wanna screw things up for the rest of us. You know what they say: All it takes for evil to succeed..."
"...is for good men and women to do nothing.""
- —Dick Grayson and Rachel Roth[src]
Titans is a web television series based on the DC Comics superhero team of the same name, developed by Greg Berlanti, Geoff Johns, and Akiva Goldsman. The series' first season premiered on October 12, 2018, and concluded on December 21, 2018. The second season premiered on September 6, 2019, and concluded on November 29, 2019. The third season officially premiered on August 12, 2021 and concluded on October 21, 2021. The fourth season was announced on October 16, 2021.
Titans follows a group of young heroes from across the DC Universe as they come of age and fight evil in a darker take on the classic Teen Titans narrative. The group features Dick Grayson, a conflicted retired superhero sidekick, and Rachel Roth, a young girl tormented by her mysterious demonic powers and a cult hell-bent on her capture. Joining them are the hot-headed alien protector, Starfire, and loveable shape-shifting outcast, Beast Boy.
- Brenton Thwaites as Detective Dick Grayson/Robin/Nightwing (seasons 1-present)
- Anna Diop as Princess Koriand'r/Kory Anders/Starfire (seasons 1-present)
- Teagan Croft as Rachel Roth/Raven (seasons 1-present)
- Ryan Potter as Gar Logan/Beast Boy (seasons 1-present)
- Curran Walters as Jason Todd/Robin/Red Hood (seasons 2-present; recurring season 1)
- Conor Leslie as Donna Troy/Wonder Girl (seasons 2-present; guest season 1)
- Minka Kelly as Dawn Granger/Dove (seasons 2-present; recurring season 1)
- Alan Ritchson as Hank Hall/Hawk (seasons 2-3; recurring season 1)
- Esai Morales as Slade Wilson/Deathstroke (season 2)
- Chelsea Zhang as Rose Wilson/Ravager (season 2)
- Joshua Orpin as Subject 13/Conner/Superboy (seasons 2-present)
- Savannah Welch as Commissioner Barbara Gordon (season 3)
- Vincent Kartheiser as Dr. Jonathan Crane (season 3)
- Damaris Lewis as Queen Komand'r/Blackfire (season 3; guest season 2)
- Joseph Morgan as Sebastian Blood/Brother Blood (season 4)
- Franka Potente as Mother Mayhem/Mother Mayhem (season 4)
- Reed Birney as Dr. Adamson (season 1)
- Melody Johnson as Nuclear Mom (season 1)
- Logan Thompson as Nuclear Biff (season 1)
- Jeni Ross as Nuclear Sis (season 1)
- Rachel Nichols as Angela Azarath (season 1; guest season 2)
- Wrigley, Digby, and Lacey (season 2) and Pepsi (season 3) as Krypto (seasons 2-present)
- Demore Barnes as William Wintergreen (season 2)
- Iain Glen as Bruce Wayne (seasons 2-3)
- Michael Mosley as Dr. Arthur Light (season 2)
- Robbie Jones as Faddei (season 2)
- Drew Van Acker as Garth/Aqualad (season 2)
- Chella Man as Jericho (season 2)
- Mayko Nguyen as Adeline (season 2)
- Raoul Bhaneja as Walter Hawn (season 2)
- Natalie Gumede as Mercy Graves (season 2)
- McKinley Freeman as Dr. Justin Cole (season 3; guest season 2)
- Jay Lycurgo as Tim Drake (season 3)
- Ryan Allen as Jack Drake (season 3)
- Chantria Tram as Janet Drake (season 3)
- Vinson Tran as Stephen Chen (season 3)
- Karen Robinson as Margarita Vee (season 3)
- Kris Siddiqi as Dr. Artie Kind (season 3)
- Eve Harlow as Molly Jensen (season 3)
- Greg Bryk as Detective Fletcher (season 3)
- Lisa Ambalavanar as Jinx (season 4)
- In the Arrowverse crossover "Crisis on Infinite Earths", Titans universe was designated as Earth-9 in both the original and new multiverses.
- Casey Lee Williams, known for providing soundtrack vocals on shows such as RWBY and Red Vs Blue, received a credit for her work on the scores of several episodes throughout seasons 1 and 2.
- On August 22, 2020 DC Fandome hosted a BAWSE Females of Color Within the DC Universe Panel, which included Anna Diop and Damaris Lewis.
- Anna Diop references the backlash of her casting, which meant she had to rely on her faith, friends and family. She mentions that it’s great seeing that people from marginalized groups can relate to her.
- Damaris Lewis who plays Blackfire mentions that being different is her superpower because once she started believing in herself, she started to get booked more.
- It's also no secret that Blackfire has some issues with her family, which means a lot of time spent reflecting and going inside herself and asking questions like how did I get there?
- Titans is a related TV show to The Doom Patrol.