TORONTO -- Prince Harry and Oprah Winfrey have released a trailer for their new mental health streaming series entitled 鈥淭he Me You Can鈥檛 See.鈥

鈥淎ll over the world, people are in some kind of mental, psychological, emotional pain,鈥 Winfrey says in the trailer鈥檚 opening sequence.

鈥淭o make that decision to receive help is not a sign of weakness,鈥 Prince Harry states. 鈥淚n today鈥檚 world, more than ever, it is a sign of strength.鈥 The trailer features a clip of a young Prince Harry at his mother Princess Diana鈥檚 funeral in 1997.

Meghan, the Duchess of Sussex makes a cameo appearance in the trailer as well, smiling over Harry鈥檚 shoulder.

The trailer shows glimpses of special guests interviewees like Lady Gaga and Glenn Close speaking about their own experiences.

鈥淚 don鈥檛 tell this story for my own self-service,鈥 Lady Gaga says. 鈥淚鈥檝e been through it and people need help.鈥

The series is slated to stream on Apple TV on May 21.