Hollywood continues to mourn the death of Paul Walker, The Fast and the Furious franchise actor who was involved in a fatal one-car crash in California on Saturday.

Here are the reactions of various stars of The Fast and the Furious series:

— Vin Diesel, on Instagram, alongside a photo of himself with Walker: "Brother I will miss you very much. I am absolutely speechless. Heaven has gained a new Angel. Rest in Peace."

— Jordana Brewster, who played Walker's onscreen husband, on Twitter: "Paul was pure light. I cannot believe he is gone."

— Tyrese Gibson, on Instagram, alongside a photo of himself with Walker: "My heart is hurting so bad no one can make me believe this is real Father God I pray that you send clarity over this cause I just don't understand My heart hurts it's broken no one can convince me that this is real…. Prayer warriors please pray real hard for his only child, his daughter and family… #HeartOfAnAngel13YrsFamilyForeverWeJustCelebreatedYour40thBirthday….. My God… My God… I can't believe I'm writing this."

— Ludacris, on Instagram: "Your humble spirit was felt from the start, wherever you blessed your presence you always left a mark, we were like brothers & our birthdays are only 1 day apart, now You will forever hold a place in all of our hearts @paulwalker legacy will live on forever. R.I.P."

— Dwayne Johnson, on Twitter: "All my strength, love & faith to the Walker family during this heartbreaking time. We find our strength.. in his light. Love you brother."

Here are some more reactions from others in the entertainment world:

— Jessica Alba, who co-starred with Walker in Into the Blue, on Instagram: "#RIP #PaulWalker He was such a sweet and grounded guy -my heart goes out to his family #sosad."

— Tyson Beckford, who co-starred with Walker in Into the Blue, on Twitter: "RIP Paul Walker, loved working with you on 'Into the Blue.' I Will miss you."

— Rapper T.I., who co-starred with Walker in Takers, on Twitter: "I'm shocked & saddened to find that the world has lost such a great spirited person. Paul Walker was not only a passionate, talented actor, he was also a sincere man with a genuine personality, that filled a room immediately upon introduction. My family's hearts & prayers is extended to his family, especially his daughter. He will never be forgotten. May he rest in peace. #RIPPAULWALKER."

— Rachael Leigh Cook — the female lead in the film She's All That, in which Walker appeared — on Twitter: "Paul was a truly good person in a town of questionable characters. ..A real life tragedy if there ever was one."

— James Franco, on Instagram: "#paulwalker – much love to paul walker. So sad. He gave a lot of joy."

— Olivia Wilde, on Twitter: "Heavy heavy heart tonight. Paul Walker was a genuinely good, sweet, kind, laid back, loving person. Sending much love to his family."

— The Hollywood Foreign Press Association, which presents the Golden Globes, on Twitter: "It's hard to believe we have to say this. Rest in Peace, Paul Walker. You'll be missed."

— Lady Gaga, in response to a fan who tweeted about Walker's death: "is this true? If so that is incredibly tragic. Praying for his family, friends, and fans. Wow. Speechless."

— Miley Cyrus, on Twitter: "im really sad about Paul Walker 🙁 "

— Justin Bieber, on Twitter: "RIP Paul Walker."

— Rihanna, on Instagram: "Very Very sad news…I'm so heartbroken about this! #PW"